GMAT Question of the Day (Feb 15): Arithmetic and Sentence Correction

Math (DS)

Is integer even?

1.
2.

OA and Explanation

Verbal (SC)

Researchers blamed the low rate of growth in the harbor's toad population on lake toxicity as well as on the weather, hotter and more humid than average in the Ohio region, which slowed metabolism and reproductive activity.

(A) hotter and more humid than average in the Ohio region, which slowed
(B) which was hotter and more humid than average in the Ohio region, slowing
(C) since it was hotter and more humid than average in the Ohio region, which slowed
(D) being hotter and more humid than averages in the Ohio region, which slowing
(E) having been hotter and more humid than was average in the Ohio region, and slowed

OA and Explanation