GMAT SC1000 Question No #501

501. Many scholars regard the pre-Hispanic civilizations of Peru as the most impressive in South America.

(A) regard the pre-Hispanic civilizations of Peru as
(B) regard the pre-Hispanic civilizations of Peru to be
(C) regard the pre-Hispanic civilizations of Peru to have been
(D) consider that the pre-Hispanic civilizations of Peru are
(E) consider the pre-Hispanic civilizations of Peru as

regard .. as is the best idiom.

considered as is considered redundant in GMAT :)

Learnings:

1) Idiom usage

ANS A
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