B, both in real history and this chart, America created the first atomic weapons, and Russian spies during WW2 wanted to have the advantage of such power, lest America have a monopoly on pure Force.
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Answer:
Correct answer is D cultural assimilation
Explanation:
D is the correct answer because it refers to a wide process of total lost of previous cultural pattern, and adoption to the new system of values.
A is wrong because it refers to multiple cultures who are cohabiting in one place.
B is wrong because it would mean that some aspects of previous culture are preserved.
The same goes with C because it refers to people who have different ethnic backgrounds in the family.
They divide along the 38th parallel.
