Question

Fan + Medal:
2) What was an effect of the building of the Berlin Wall?
A. The United States sent nuclear weapons to Berlin.
B. A hotline was established between the Soviet Union and the United States.
C. East Berliners could no longer visit West Berlin.

Answer 1

The Berlin Wall divided East Berlin from West Berlin, walling in the Germans on the Eastern side so that they could not flee to the West and escape communism

Answer 2

So It's basically C.

Answer 3

Medal/fan :I