Answer B -Prelude to the crisis
The free city of West Berlin, surrounded by the communist German Democratic Republic (East Germany), was a Cold War crucible for the United States and the Soviet Union, in which both superpowers repeatedly asserted their claims to dominance in Europe.
Answer:
It was small and ill-equipped.
Explanation:
During World War I the U.S. Navy focused on countering Germans U-boats and send men and supplies to France and Italy.
When the Congress declared war on April of 1917 the United States Navy was ill-prepared for war so the solution they found was to deploy everything they got available for the convoy to transport the millions of troops and supplies across the Atlantic Ocean.
I hope this answer helps you.
C. The increase in the use of coal as a source of heat and energy
