How did desertification affect early human civilizations in northern Africa?
1 of 4 QUESTIONS
it forced them to migrate farther south
It pushed them to develop sailing technology
It made their land more valuable for farming
N
It gave them control over important trade routes

the answer is a) to be able to obey them.

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.

i believe the answer is d.

i think it’s a i hope that right : )