I believe the answer is B
Answer:
Montesquieu
Baron de Montesquieu came up with separation of powers, which divides government powers between the 3 branches, so one doesn’t overpower another.
Although the Soviet government appeared to be democratic, the real power belonged to the Stalin-controlled A) politburo.
The Answer SHOULD be the first one, The Soviet Union Imprisoning its critics.
That would be "Containing" the critics most likely against their will.
From the colonies represented