A) They migrated to industrial cities to pursue economic advancement
There was a lot of urbanization and the development of cities and that called a lot of rural families to the cities where they pursued other jobs there.
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Explanation:
Some body is there in the room. (into negative )
I think it is c. Hope this helps! #Batgirl
Answer:
it increased the demand for land and slave labour
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.