The Columbian Exchange also had positive and negative effects. The positive side was the exchange of technology in agriculture, for example, which increased crop yields and food production in favor of Native Americans and in favor of Europeans. One of the negative effects was certainly the appearance of many diseases that Europeans transferred to the American continent. Native Americans first faced such illnesses, were non-resistant to them, and many of them died.
The correct answer according to the options offered is: A.
King George the thirds decision to reject the olive branch petition.
Answer:
Tikal
Explanation:
The ancient Maya city of Tikal, in modern-day Guatemala, flourished between roughly 600 B.C. and A.D. 900. Starting out as a modest series of hamlets, it would become a great Maya city-state with more than two dozen major pyramids.
