The correct answer is C) Mao Zedong.
The national leader that defeated Chiang Kai-shek for the control of China in 1949 was Mao Zedong.
Mao Zedong (1893-1976) was the man that introduced Communism in China when his troops defeated the Nationalist Army in 1949. In 1921, he was the founder of the Chinese Communist Party. After World War II, the Chinese Civil War confronted Mao Zedong with Chiang kai-Shek, who was the leader of the Nationalist. Mao was victorious and on October 1, 1949, he established the People's Republic of China.