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Answer: ASet 16: Form, Structure & Sense (Beginner)
Explanation
PASSAGE
Neither the initial analysis nor the subsequent conclusions _______ been able to fully explain the observed phenomenon.
Which choice completes the text so that it conforms to the conventions of Standard English?
A. have✓ Correct
B. has
C. having
D. had
Detailed Answer Explanation
With 'neither...nor,' the verb agrees with the noun closest to it. 'Conclusions' is plural and nearest, so 'have' (plural) is correct.
Why others are wrong: B ('has' does not conform to the conventions of Standard English in this context.), C ('having' does not conform to the conventions of Standard English in this context.), D ('had' does not conform to the conventions of Standard English in this context.).