A stock lost 7 1/8 points on Monday and then another one 7/8 points on Tuesday on Wednesday it gained 13 points what was the net gain or loss of the stock for these three days. ​

What exactly do you mean 

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. 

False. a cultural landscape is a "geographic area that includes cultural and natural resources associated with the interactions between nature and human behavior." : )