Question

polar bears live near the arctic ocean. they have th
coats of fat and fur to keep them warm in the freezing
cold. it is so cold in the arctic that ice forms over the
ocean. polar bears use the sea ice to move around. they
also use it to hunt seals. the seals poke holes in the ice to
take in air. the polar bears wait by these holes and try to
catch the seals when they come up

4
what do polar bears use to move around?
a. seals
b. sea ice
c. shore
d. holes

Explanation:

The passage states that polar bears use sea ice to move around in the Arctic, where ice forms over the ocean. This directly matches option B.

Answer:

B. sea ice