According to paragraph 2, when their habitats grow...

Câu hỏi: According to paragraph 2, when their habitats grow warmer, animals tend to move ______.

A south-eastwards and down mountainsides toward lower elevations

B north-westwards and up mountainsides toward higher elevations

C  toward the North Pole and down mountainsides toward lower elevations

D toward the poles and up mountainsides toward higher elevations