The Demand for Increased Slave Labor in the Sixteenth Century

Multiple Choice

The demand for increased slave labor in the sixteenth century was due to the dramatic expansion of

A) the Portuguese spice trade.
B) colonization of the Americas, which spurred the growth of the sugar industry.
C) with the Ottoman empire's blockade of the Silk Road, dependence on cotton was shifted to the Americas.
D) the elimination of the Portuguese from east Africa.
E) the declaration of the Treaty of Tordesillas giving the Portuguese dominion over Africa.