Although they are more temperamental and far more expensive than transistor-driven amplifiers, many audiophiles and

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Although they are more temperamental and far more expensive than transistor-driven amplifiers, many audiophiles and audio professionals prefer the warmer, richer tones produced by vacuum-tube-driven amplifiers.

(A) many audiophiles and audio professionals prefer the warmer, richer tones produced by vacuum-tube-driven amplifiers
(B) many audiophiles and audio professionals think the warmer, richer tones produced by vacuum-tube-driven amplifiers make them preferable
(C) warmer, richer tones are produced by vacuum-tube-driven amplifiers and they are thus preferred by many audiophiles and audio professionals
(D) vacuum-tube-driven amplifiers are preferred because they produce warmer, richer tones by many audiophiles and audio professionals
(E) vacuum-tube-driven amplifiers are preferred by many audiophiles and audio professionals because these amplifiers produce warmer, richer tones



OA E

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This question is based on the comparison in the sentence which is between the transistor-driven amplifiers and vacuum-tube-driven amplifiers. So in the sentence, the pronoun 'they' in the non-underlined part of the sentence acts as a clue to finding out what is being compared. So the antecedent of the pronoun must be placed immediately after the comma to show comparison appropriately.

Option A - incorrect
This is wrong because the phrase 'many audiophiles and audio professionals' is placed after the comma which illogically compares 'amplifiers' to 'audiophiles and audio professionals.'

Option B - incorrect
This has the same issue as option A. the pronoun 'them' is ambiguous and it doesn't show the antecedent.

Option C - incorrect
Placing the phrase 'warmer, richer tones' after the comma shows the comparison is between 'amplifiers' and 'audiophiles and audio professionals.' Thus, this is wrong!

Option D - incorrect
Although the comparison is more accurate because the phrase 'vacuum-tube-driven amplifiers' is placed after the comma, but this option conveys the meaning that amplifiers produce warmer, richer tones by many audiophiles and audio professionals. Though, both somewhat means to produce warmer, richer tones. Doing this makes this answer choice wrong.

Option E - correct
This compares 'amplifiers' correctly to 'audiophiles and audio professionals' correctly because it places the phrase ''audiophiles and audio...' after the comma. Additionally, it depicts the clear meaning by repeating the noun 'these amplifiers.'