ACCORDING TO PARAGRAPH 2, WHEN THEIR HABITATS GROW WARMER, ANIMALS...

29. 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