Answer:
It's most likely A. Enslaved Africans
Explanation:
If I know anything about colonists is that they force enslaved africans to come with them to these random places and ruin the lives of so many people and races :)
Since Slaves we're crammed into ships, they often died of disease, as diseases spread much more effectively when people are constantly in contact with each other, as they often were because so many slaves were fit onto each ship. Think about it: You're more likely to catch a cold if you get coughed on no matter what you do , because you are always close to the sick person.
The correct answer is <span>It triggered the Great Depression.
It wasn't Roosevelt's but Hoover's incompetency that worked its wonders in the depression. It lasted for 12 years after that and was resolved by Roosevelt. The Great Depression was being built up by the stock market but it all went down on that date.</span>