I think the answer is A or B
China's increased conflict with the soviet union :)
I think it is Public housing
Answer:
Explanation:
Mikhail Sergeyevich Gorbachev (born 2 March 1931) is a Russian and former Soviet politician. The eighth and last leader of the Soviet Union, he was the General Secretary of the Communist Party of the Soviet Union from 1985 until 1991.
A, People share a common history, language, and culture is the correct answer.