GRE Sentence Equivalence Explanation

7. It is paradoxical that String Theory inspires such widespread respect when it is so ____ that few could ever hope to master its claims.

A. intractable
B. confusing
C. elevated
D. arcane
E. obscure
F. rigorous

Correct Answer: DE

Explanation:

The word ‘arcane’ means known only to a few people; it is, therefore, ‘obscure’. As you can see, the sentence more or less defines the word ‘arcane’ so we can be sure we are correct.

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