Which Soviet leader best matches the description in the box?

{younger leader of the Soviet Union

an energetic and quick-witted idealist

enemy of corruption and inefficiency

believed in reforms for the Soviet Union}

A.)Leonid Brezhnev

B.)Konstantin Chernenko

C.)Yuri Andropov

D.)Mikhail Gorbachev

D) Mikhail Gorbachev.

Explanation:

The Central Committe of the Communist Party of the Soviet Union chose Mikhail Gorbachev as leader of the USSR, since his predecessor died very soon and were of advanced age. Leonid Brezhnev represented a "conservative" sector of the Communist Party, which rejected any reform of the Soviet system.

Gorbachev supported the ideas that Soviet socialist system could be reformed in order to diminish corruption and promote efficiency, to the point that he promised to transform the central planning economic system into a market system in 500 days.

tearing down the berlin wall.

southerners, for their part, considered brown a terrorist. they felt threatened by northerners' deification of brown and worried about the potential for other, similar armed insurrections.

explanation: