Question

One of the worst atrocities of World War II was

a. the Holocaust.
b. the Yalta Conference.
c. Soviet control of Eastern Europe.
d. the union between the Soviet Union and the United States.
When did the United Nations officially begin?
a. 1918
b. 1945
c. at the Yalta Conference
d. at the Paris Peace Conference

Answer 1

a. the holocaust and B. 1945. The first one is based on opinion.