Answer:
b. To prevent Eastern Germans from leaving.
Explanation:
The Communist governmental structure regime was falling apart in the waning days of the Cold War, and to ensure that Eastern Germans were unable to run away into sections of West Germany, the USSR & Eastern German government erected the Berlin Wall. This cut off all communications of West Berlin to the Western half of Germany as well, which initiated the Berlin Airlift. Following the Berlin Airlift, the USSR lifted the wall, and soon fell into disarray after.
The correct answer is B) Great Britain, Japan and France all created unequal social structures with distinct wealthy and poor groups. During the Colonial era and in those areas these nations created unequal social structures by creating a gap between and wealthy and the poor classes that was incredibly large. This created problems in the colonies with poorer classes demanding equal rights.
The highest in the caste system are the Brahmins.