Which statement BEST analyzes the revolutionary contributions of Chiang Kai-shek and Mao Zedong?

AChiang Kai-shek's Nationalist Party defeated Mao Zedong's Communist Party in China.
BChiang Kai-shek's Communist Party defeated Mao Zedong's Nationalist Party in China.
CMao Zedong's Nationalist Party defeated Chiang Kai-shek's Communist Party in China.

Eliminate

DMao Zedong's Communist Party defeated Chiang Kai-shek's Nationalist Party in China.