The soviet union's satellite nations were united under (the) nato warsaw pact moscow directive seato

Warsaw Pact

Explanation:

The Warsaw Pact became a response to a increasing American presence in Europe with the accesion of West Germany into the North Athlantic Treaty NATO in 1955.

The counterwieght was a strategic movement that composed a common defense between the USSR and the satellite countries: Albania, Bulgaria, Hungary, East Germany Czechoslovakia, Poland,Rumania.

The Warsaw Pact was created in reaction to the integration of West Germany into NATO in 1955 and represented a Soviet counterweight to NATO, composed of the Soviet Union and seven other Soviet satellite states in Central and Eastern Europe.

The main effort was to counterbalance American intromission in Europan stage, where it saw communism as a threat. In a period of cold war, the dinamics of power lead to big military formations and came to an end after 36 years, sinc the Warsaw Pact ended with the exctinction of the USSR.

Yet the NATO still exists today, and it has not a major rival in the region, it existence can still be questioned today.

your answer would be (b)

they spoke the dravidian language. hope this , correct me if im wrong