Couldn’t find a direct answer, but D seems the most logical to me.
Hope this helps.
At about 2000 b.c. the Greeks established city state and each city state had its own government and most Greeks built there farm lands on the fertile land on the edge of the rocky coast
Answer:
Correct answer is by sending Soviet troops to Afghanistan.
Explanation:
Brezhnev doctrine was focused on the reaction of Soviet troops in the areas where the Socialism was endangered.
That is why the last option is correct as Soviets reacted with military assistance in Afghanistan.
All other options are not correct as they are showing the readiness of Soviet Union to lower the tension in certain period of crisis.