U.S is a large land and powerful so they are involved in many historic events. Plus they have different resources and goods.
Letter c) is the correct answer
The answer is (C).
All proper nouns begin with a capital letter (e.g. Annie, Florida, American, etc)
Since July is capitalized, it is a proper noun.
1- had seen, would have screamed
2- would have lost, had stopped
3- would not have got, used
4- worked, would get
5- would do, was
6- did not have to, would have gone out
7- would be, did not do
8- did not have, would travel