2

Set 16: Form, Structure & Sense (Beginner)

Explanation

Answer: C

PASSAGE

The researcher's hypothesis, which was identified through extensive analysis_______ has been validated by subsequent experiments.

Which choice completes the text so that it conforms to the conventions of Standard English?

A. (no punctuation)
B. ;
C. ,✓ Correct
D. :

Detailed Answer Explanation

A comma is needed to close the nonessential relative clause 'which was identified through extensive analysis' before the main verb 'has been validated.'

Why others are wrong: A ('(no punctuation)' does not conform to the conventions of Standard English in this context.), B (';' does not conform to the conventions of Standard English in this context.), D (':' does not conform to the conventions of Standard English in this context.).