How did European diseases affect the Americas? A. European diseases killed many buffalo and deer.
B. European diseases infected American crops.
C. European diseases killed many people.
D. European diseases infected the water in desert areas.

C. European diseases killed many people.

Explanation:

The Natives were not immune to diseases that the outsiders brought in to their country, which led to them dying in large amount of numbers.

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.

there were abundant sources of fuel nearby