Question

How did the movement of plants through the Columbian Exchange impact world populations?

A. Better food sources led to population increases in the Americans and Europe.

B. Better food sources led to population increases in Africa, Asia, and Europe.

C. Plants introduced diseases that greatly reduced populations in Europe.

D. Plants introduced diseases that greatly reduced populations in Asia and Africa.

Answer 1

B

Step-by-step explanation:

Well, study island said so. However, we can also use the process of elimination:

-It cannot be C or D because we know that new crops would generally lead to better food sources, instead of introducing diseases.

-It cannot be A because the question says "WORLD" populations, not local populations.