Which of these phrases form "polar opposites" contains alliteration?
a. tumbles roly-poly down the floe
b. around boreal bear blubber
c. chambers from the chukchi sea
d. his whole world this expanse of ice

B, C and D.

Explanation: All the words in option A start with a different consonant sound, so no alliteration is present, but we have three "b" sounds in option B (boreal, bear, blubber), three "ch" sounds in option C (Chambers, ChukChi) and two "h" sounds in option D (His, whole).

if you want me to check your answer i agree with what you put. i read the story

answer = d. hope this . : -d