Aweather map shows a line with purple semicircles and triangles. what type of weather would one expect
a. a warm front
b. a stationary front
c. a cold front
d. occluded front

D, occluded front. A warm front is red semicircles

Dall of the above all of the choices make sense

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.