Sentence Correction (SC) | Re: Of all the events leading to the formation of the Earth, the catalyst

Of all the events leading to the formation of the Earth, the catalyst for the
infinite mass of matter that caused the Big Bangis maybe the more difficult for
determination .

(A) is maybe the more difficult for determination- Usage of more is incorrect and "for determination" is ambiguous
(B) is probably the most difficult to determine -CORRECT
(C) is maybe the most difficult for determination- Usage of "for determination" is ambiguous
(D) is probably the more difficult to
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