The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing the Aramaic script with it, from which was derived both northern and southern India alphabets.

(A) the Aramaic script with it, from which was derived both northern and - "from which" seems to incorrectly refer to the empire (referenced by the pronoun "it") rather than to the script. Also, the singular verb "was derived" does not agree in number with the plural subject "northern and southern Indian alphabets". Finally, the subject "northern and southern Indian alphabets" is unclear: are there several alphabets, or only one of each?

(B) the Aramaic script with it, and from which deriving both the northern and the - "and" creates a lack of connection between the two parts of the sentence. Additionally, "deriving" is an incorrect verb tense.

(C) with it the Aramaic script, from which derive both the northern and the -CORRECT. "From which" correctly refers to the script. Additionally, "derive," a plural verb, correctly agrees with the plural subject "the Northern and the Southern Indian alphabets."

(D) with it the Aramaic script, from which derives both northern and - "derives," a singular verb, does not agree with the plural subject "Northern and Southern Indian alphabets."

(E) with it the Aramaic script, and deriving from it both the northern and - The second pronoun "it" is ambiguous: does it refer to the "empire" or to the "script"? Additionally, the original intent of the sentence is significantly changed in meaning.

Answer C
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