Me. i don't know how i got 18000. can someone explain how to solve this problem?

Supporters of using the atomic bomb at the end of world war ii believed that a japan might win the war if the bomb was not used. b americans were tired of war and the us should end it quickly. c russia was developing a bomb and the us needed to use it first. d japan was developing a bomb and the us needed to use it first.

Each of the following countries was part of the big four at the paris peace conference except a. russia b. italy c. germany d. britain

Before the civil war, the constitution protected slavery -true -false