As cotton expanded as a cash crop, the slave trade __________.
A) became more humane, as owners wanted to keep slaves alive for work
B) brought in more slaves from Africa to help meet the increased demand
C) expanded south and west, with owners selling slaves to new cotton areas
D) was reintroduced in the North to perform labor in the textile cotton factories
Question 2
The United States entered World War II
A) for moral reasons. B) to protect Poland.
C) when attacked. D) to support our former European allies.