701. The brain is something of a stimulus reduction system, a means to reduce, in order to comprehend, the nearly infinite amount of stimuli that reach the senses at any given moment.

(A) a means to reduce, in order to comprehend, the nearly infinite amount
(B) a means to reduce, in order to comprehend, the nearly infinite number
(C) the means of reducing for comprehending the nearly infinite number
(D) the means that reduces, in order to comprehend, the nearly infinite amount
(E) the means for reducing in order to comprehend the nearly infinite amount

Solution:

Idioms

In A, D, and E, “infinite amount of stimuli” is wrong since “stimulus” is countable.
In C, “of reducing” is unidiomatic.
In B, “means to reduce” is idiomatic and “infinite number of stimuli” is correct too. Hence, B is the best choice.

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