GMAT Sentence Correction (SC) | All of the letters in the Cyrillic alphabet, one of which is

All of the letters in the Cyrillic alphabet,one of which is borrowed from either the Greek or Latin alphabet, represents specific sounds in spoken Russian.

(A) one of which is borrowed from either the Greek or Latin alphabet, represents

(B) one of which is borrowed from either the Greek or Latin alphabet, represent

(C) each of which of those borrowed from either the Greek or Latin alphabets, represent

(D) each of which has been borrowed from either the Greek or Latin alphabet, represents

(E)
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