Answer:
As the Cold War unfolded in the decade and a half after World War II, the United States experienced phenomenal economic growth. The war brought the return of prosperity, and in the postwar period the United States consolidated its position as the world's richest country.
Explanation:
April 12 1861, to may 9 1865
If this is referring to the other picture I have seen then your answer would be A. Those areas were more developed than others by a lot.
In here, the second sentence already answer the first question, The Spanish been lucky in colonizing mission to the american because Mesoamerica's sedentary population were already familiar with social hierarchies and the paying of tribute. If you are asking if this is true or false then the answer will be True.