The map shows occupied Germany in 1945. Based on the map, why were tensions high in Germany after World War II?

A. The country was unified, and everyone involved worried about unrest from the German population.

B. The country was divided into satellite states, and everyone involved worried about a German revolt.

C. The country was unified under four countries, but all sides feared a German revolt.

D. The country was divided under four countries, but all sides feared attack from one another.