Bunuel
The production of meats demands significantly more land resources than the production of an equivalent amount of fresh produce. (A) The production of meats demands significantly more land resources than the production of an equivalent amount of fresh produce.
(B) The production of meats demand significantly more land resources than the production of an equivalent amount of fresh produce.
(C) The production of meats demands significantly more land resources than do the production of an equivalent amount of fresh produce.
(D) The production of meats demand significantly more land resources than does the production of an equivalent amount of fresh produce.
(E) The production of meats demands significantly more land resources than does the production of an equivalent amount of fresh produce.
Solution:
This question is testing comparisons, a topic that many GMAT students lose easy points on. We have to compare similar parts of speech. In this case the original version A compares a clause “The production of meats demands significantly more land resources” to a noun phrase “the production of an equivalent amount of fresh produce”.
AB: Improper comparison missing a verb for the second subject.
BCD: Incorrect subject-verb number agreement with subject production:
BD: production
demand → production
demandsC: production
do → production
doesE: Correct