Why did the aztecs make their home in a swampy area?

It took the Aztecs more than 100 years of looking until one day in the valley of Mexico. This left the Aztecs with only the swampy area around lake Texcoco to call home

The answer is    d.  central highlands

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!