Historians need to make a picture of history so people can understand what happened. They use fossils and artifacts to make a picture of what that period of time was like. They interpret objects, and read scripts from that time to trust understand what was going on. This way, people can understand and learn from the past. We do not have to make history repeat itself.
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Answer:
Zheng He's fleet included 28,000 sailors on 300 ships, the longest of which were 400 feet and 160 feet wide. By comparison, Columbus in 1492 had 90 sailors on three ships,
Explanation:
<span>they had less estrogen and progesterone</span>
I dont really know that answer but you could look it up on google