Answer:
Each other, and managing Europe
Explanation:
After WW2 the relationship between the USSR and the US completely broke down, and the UK allied itself with the US. These nations also sought to prevent another world war in Europe. They divided Germany between East and West, and the USSR took control of many other nations, such as Poland.
A.) state representation in Congress based on slave population
Booker T. Washington. Booker T. Washington was one of the foremost African-American leaders of the late 19th and early 20th centuries, founding the Tuskegee Normal and Industrial Institute, now known as Tuskegee University.
The answer would be B) These inventions led to increased business productivity and economic growth
I hope this helps :3