Foreign Policy is the policy being used, in order to regulate the balance in their economy.
The main idea of the quote is that the Soviets are tightening their contol over Cnetral and Eastern Europe. The other sentences complete that idea by letting us know what they are doing with Central and Eastern Europe.
Answer: fencing
Explanation: The odd one out
Answer:
a. All religions are equal. No religion is better than another one.
Explanation: