Question

Why did international trade lead to the spread of the Bubonic Plague?

A.Trade weakened the economy and prevented research to cure the plague.
B. Trade isolated communities and allowed the plague to spread faster.
C. The plague infected many people who used or lived along trade routes.
D. The plague forced people to trade for resources in order to survive.

Answer 1

C, plague was likely spread through Eurasia via these trade routes by parasites carried on the backs of rodents.