In 1991, a Group of Antireform Hard-Liners That Included the Head

In 1991, a group of antireform hard-liners that included the head of the Soviet secret police attempted a coup in the USSR in response to what event?

A) The Russian parliament's election of Boris Yeltsin as president of the Russian republic
B) Mikhail Gorbachev's decision to further liberalize the Soviet economy and his pronouncement that there was "no alternative to the transition to the market"
C) President Boris Yeltsin's call for the dissolution of the Communist Party
D) Gorbachev and Kohl's agreement that the USSR would completely withdraw its forces from East German soil within the next four years