Which statement explains why few rivers exist in the island regions?
a there are few mountains in the region.
b there isn't enough rain or snowfall for rivers to flow.
c the oceans provide enough water for the region.
d the area is mainly small islands and archipelagos.

The answer is b. There are rivers but not many because of the lack of the precipitation for the land area, it all just flows off into the oceans, forming no lakes.

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.