Critical Reading > Sentence Completions

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.

Since the explanations offered are ------- to the exposition, it would be unfair to treat them as ------- parts of the studies under consideration.

(A) tangential . . subsidiary

(B) irrelevant . . superfluous

(C) referable . . correspondent

(D) incidental . . essential

(E) crucial . . immutable?

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