Answer:
a
Explanation:
Sun Yixian is the person who became the first president of China's new republic, and saw an end to the 2000 year old system of dynasties.
The answer is choice C, the superpowers took a step toward peaceful co-existence.
Answer:
A. Rebuilding the Southern economy
Explanation:
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Portugal took the lead in overseas exploration due to their stronggovernment support. Prince Henry was the nations most enthusiasticsupporter. He saw the wealth that existed beyond Europe.