How did the soviet union and china differ in terms of the revolutions that brought communists to power and in the construction of socialist societies? what commonalities are also apparent ?

The correct answer to this open question is the following.

The Soviet Union and China differed in terms of the revolutions that brought Communists to power and in the construction of socialist societies in the following way.

In the Soviet Union, it was the Bolsheviks that installed Communism after defeating the Mensheviks in the civil war. The allies of the Tzars tried to rebel and face some opposition but the troops of Vladimir Lenin were victorious and Lenin split the land and gave peasants some concessions.

In China, it was the Communist Red Army of Mao Zedong that defeated the Nationalists troops to install Communism in the country. Zedong established the People's Republic of China on October 1, 1949. Among the commonalities of these two revolutionary movements was the fight of the farmers and working-class to gain better living conditions and to rebel against the oppression of the rich men that exploited workers.

so they can defeat there oppenent