Pretty sure the answer is a., expanding China's trade over-seas.
He wasn't Japanese, and definitely didn't expand their religion, so it isn't b...
and he never traded with Native Americans often, so it's not d.
The only other reasonable answer would maybe be c, spreading Islam, but I had this question too and the notes I was given stated that Zheng He had a lot of ships for overseas trading, and more men (way more than Christopher Colombus).
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.
In October 1962, the Soviet provision of ballistic missiles to Cuba led to the most dangerous Cold War confrontation between the United States and the Soviet Union and brought the world to the brink of nuclear war.
