The correct answer is C) They looked for peaceful ways to work for reform.
The Czech people reacted in the following way when Alexander Dubcek was replaced by a Soviet leader: They looked for peaceful ways to work for reform.
This happened after Worl War II, when Joseph Stalin, leader of the Soviet Union, took control of Czechoslovakia and other Eastern European countries such as East Germany, Rumania, Poland, Albania, and Bulgaria. Stalin spread Communism all over these places. However, in the case of Czechoslovakia, people looked for peaceful ways to work for reform.