Map scale dictates the amount of contained in the map?​

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. 

"the socialist system that had been in place had brought economic ruin to the country." i hope this !

They are bacteriathey belong to another group of living things or its neither