Drill 10 ยท Multiple Choice ยท Unit 4: Transoceanic Interconnections
AP World History Unit 4 Drill 10 is a Multiple Choice practice drill covering Unit 4: Transoceanic Interconnections. It contains 5 original questions created by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.
This drill focuses on the labor systems that sustained European maritime empires in the Americas from c. 1450 to c. 1750, including the encomienda, chattel slavery, and indentured servitude. Read the passage carefully, then answer all five questions.
Adapted from a modern historian's analysis of labor systems in the colonial Americas.
"The colonial economies of the Americas were built on coerced labor. What is remarkable is not the fact of coercion, forced labor had deep roots in both the pre-Columbian Americas and in European serfdom, but the specific sequence of labor systems that European colonizers introduced as circumstances changed. The encomienda tied indigenous labor to Spanish landholders but depended on an indigenous population that disease was rapidly destroying. Indentured servitude brought European laborers under fixed-term contracts that promised freedom after service, but this supply proved insufficient for expanding plantation agriculture. Chattel slavery, drawing on existing African slave-trading networks and the brutal efficiency of the plantation system, ultimately prevailed because it offered landholders a self-reproducing, legally permanent, and racially identifiable labor force. Each transition reflected not moral evolution but economic calculation."
Question 1. Which of the following best summarizes the historian's central argument?
Explanation: B is correct. The historian's explicit concluding sentence states: "Each transition reflected not moral evolution but economic calculation." The entire passage builds this argument by tracing each labor system's rise and decline to practical economic factors, indigenous population collapse, insufficient European labor supply, and the economic advantages of permanent heritable slavery. A is wrong, the historian explicitly rejects the idea of moral evolution; the passage argues the opposite. C is wrong, the historian attributes chattel slavery's dominance to economic efficiency, not punishment. D is wrong, the historian specifically notes that forced labor had "deep roots in both the pre-Columbian Americas and in European serfdom," directly contradicting any claim of uniqueness.
Question 2. The historian's argument that transitions between labor systems reflected "economic calculation" rather than moral evolution would be most directly supported by evidence that
Explanation: C is correct. The historian's argument is that economic calculation drove labor system changes. Direct evidence that planters explicitly calculated costs and productivity when choosing between systems, and shifted when economic conditions changed, not when moral arguments changed, would most directly support this claim. A is wrong, church condemnation of slavery would support the existence of moral voices but would complicate rather than confirm the "not moral evolution" argument by showing morality was contested. B is wrong, servant resistance speaks to their agency but does not directly address whether planters' decisions were driven by economic rather than moral reasoning. D is wrong, regional indigenous population recovery would show variation in the pattern but does not directly confirm that transitions were driven by economic calculation rather than any other factor.
Question 3. The historian's description of chattel slavery's advantages, "self-reproducing, legally permanent, and racially identifiable", is best understood in the context of which broader development?
Explanation: D is correct. Sugar plantation agriculture, which expanded rapidly in Brazil and the Caribbean from the late 16th century, was enormously capital-intensive and required large, disciplined, year-round labor forces. Sugar cultivation demanded specific seasonal work rhythms that made indentured servitude's fixed terms and labor turnover economically problematic. Chattel slavery's permanence and hereditary nature solved this labor stability problem while generating the enormous profits that made the Atlantic economy function. A is wrong, while racial ideology did develop to justify slavery, Enlightenment racial science emerged largely after the slave trade was already well established; racial ideology followed rather than preceded the economic institution. B is wrong; Ottoman decline did not drive demand for American plantation labor; these are entirely separate economic systems. C is wrong, no papal decree formally endorsed chattel slavery in 1550; this is historically inaccurate.
Question 4. The historian notes that chattel slavery drew on "existing African slave-trading networks." Which of the following conclusions does this observation most directly support?
Explanation: A is correct. Slavery existed within Africa before European contact, as did trans-Saharan slave trading networks. However, the transatlantic demand created by plantation agriculture was qualitatively and quantitatively different, in scale, permanence, racial coding, and economic effects on African societies. European demand did not simply tap existing networks; it transformed them, incentivizing African states and merchants to wage wars specifically to capture enslaved people for export, destabilizing interior regions and reshaping West African political economies over two centuries. B is wrong, attributing primary moral responsibility to African rulers misrepresents the relationship; European demand created and sustained the market at a scale that dwarfed pre-existing African slavery. C is wrong, pre-colonial African slavery was structurally different from chattel slavery: generally not hereditary, often allowing social mobility, and operating at a far smaller scale. D is wrong; African states were not exporting surplus population; European demand drove the trade, not African supply-side imperatives.
Question 5. Which of the following developments after 1750 most directly represented a break from the pattern of coerced labor described in this passage?
Explanation: C is correct. The abolition of the transatlantic slave trade (Britain 1807) and then slavery itself (British Empire 1833, French colonies 1848, United States 1865, Brazil 1888) represents the most significant break from the pattern of coerced plantation labor the historian describes. This transformation was driven by multiple forces: enslaved people's resistance and rebellion, abolitionist moral campaigns, and industrial capitalism's shift toward wage labor as an economic model. A is wrong, expanding plantation production represents a continuation, not a break, from the pattern. B is wrong, indentured servitude from Asia represented a continuation of the coerced labor pattern under a different legal form, not a genuine break from it; the historian's broader argument actually applies here. D is wrong, while the Haitian Revolution was historically transformative, the question asks for the development most directly representing a break from the overall pattern; abolition across multiple empires is more comprehensive and sustained than a single revolution followed by other coercive forms.