Answer:
The Colombian Exchange was an Exchange in between Native Americas and the colonizing Europeans. It saw the exchange of ideas (mostly from Europe), natural resources (such as crops), as well as diseases (which led to the demise of the native population).
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During the conference, the three leaders agreed to demand Germany's unconditional surrender and began plans for a post-war world. Hope that helps.
Answer:
I think it is c Immigrant groups had been the cause of several armed riots that occurred
At the Constitutional Convention of 1787, a major obstacle to drafting a new constitution was the disagreement between large and small states over how to determine representation in Congress. The "Connecticut Compromise" settled this dispute.
Richard Nixon, would be the answer to your question