What is the most likely reason Chiang Kai-shek was able to rule as a dictator?

A) Chinese warlords’ strong rule demonstrated that democracy was ineffective.
B) The Nationalist Party had violently rejected republican rule under Sun Yat-sen.
C) The Communist Party supported Chiang Kai-shek and totalitarian government.
D) China was ready for a powerful leader after chaos at the end of the republic.