Answer:
C. Mao Zedong announced the triumph the Chinese Communists over the Nationalists.
Step-by-step explanation:
The Nationalists under Chiang Kai-shek was defeated by the Communist forces led by Mao Zedong, and retreated to present-day Taiwan, or more formally known as Formosa. Mao Zedong established China under a Communist regime, and began to initiate communist reforms that soon became detrimental to the livelihood of millions of chinese.
~