257. During an ice age, the buildup of ice at the poles and the drop in water levels near the equator speed up the Earth’s rotation, like a spinning figure skater whose speed increases when her arms are drawn in.

(A) like a spinning figure skater whose speed increases when her arms are drawn in
(B) like the increased speed of a figure skater when her arms are drawn in
(C) like a figure skater who increases speed while spinning with her arms drawn in
(D) just as a spinning figure skater who increases speed by drawing in her arms
(E) just as a spinning figure skater increases speed by drawing in her arms

Solution:

Comparison**

Processes are being compared and thus, ‘as’ is needed. Hence, A, B, and C can be eliminated.
D is wordy and awkward due to the unnecessary use of ‘who’.
E is the best choice.

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