Answer:
Why were the first people in America called "Paleolithic"?
A) They made stone tools.
A) D) & E) The transcontinental railroad needs more historical credit
possibly detente? since it's under history
the US was very concerned because of the fact that Cuba had nuclear missiles within range of Washington D.C. and the leader of Cuba was being heavily supported by the Russians which at this time the US were involved in a cold war with where each side was moments from launching nuclear missiles at one another.
When you state or set something forth in words, you have expressed yourself.