someone help with some of these questions and the one in blue if u don’t mind do the ones you know leave it if u don’t and answer specifically I’ll be brainlisting!!

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city. 

Physical systems is the answer

Just try your best buddy