reply from mgmat staff
The difference between (C) and (D) is the "number of fines" vs. the "amount of fines." We use "number of" for countable nouns and "amount of" for uncountable nouns. For example, we would use "number of hats" because we can count hats: one hat, two hats, etc. However, we would use "amount of water" because water is not countable; we would not count one water, two waters, etc.
The intent of the question is to say
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The difference between (C) and (D) is the "number of fines" vs. the "amount of fines." We use "number of" for countable nouns and "amount of" for uncountable nouns. For example, we would use "number of hats" because we can count hats: one hat, two hats, etc. However, we would use "amount of water" because water is not countable; we would not count one water, two waters, etc.
The intent of the question is to say
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