Answer: its B, C, E & F.
Explanation:
i just did it on edgenuity
Answer:
the correct answer is A) rate of urbanization and pollution
League failed in its main object of maintaining peace in the world . Inspite of its efforts for two decades , the whole world was involved in a war in 1939. By that time , the machinery of the League Of Nations had completely broken down. The failure of League Of Nations can be attributed to many causes.
Answer:
I think the answer is B- knowing the ways that humans use Earth's natural resources
Hope that helps!! :) :)