Which pull factor has led many immigrants to Eastern European nations in recent decades?  

Answer (a) the itcz comes overhead for part of the year; i believe this is correct,plz check first; ///

Answerair masses develop near the equator are warm; tropical air mass

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.