Mongolia gained control of the route in 1275 and kept it that way until it closed.
Answer:
The invention of new technologies like cramped planes, or busses, or even ships, has helped disease spread by providing it with a faster way to travel around on poeple and expand more.
It depends on how one looks at Columbus, in some terms he was a hero for finding Spain more land & cultivating it in a way. He was also a Villian for the way he treated American natives.
Answer:The answer is C
Explanation:Its C just trust me
To make better content therefore increasing ratings and cash flow