A. The committee have made their decision.
B. The committee has made their decision.
C. The committees have made their decision.
D. The committee made their decision.
Answer: The committee has made their decision.
A. The committee have made their decision.
B. The committee has made their decision.
C. The committees have made their decision.
D. The committee made their decision.
Answer: The committee has made their decision.
Additional Information: 'Committee' is a collective noun treated as singular.
Subjects: Grammatical Errors, Common Errors