Question

find the error with subject-verb agreement. select the incorrect verb and type it correctly.
the group rallying to protect lake tahoe believe that only low-impact recreational activities should be allowed.

Explanation:

The subject "the group" is a collective noun and is singular in this context (referring to the group as a single entity). So the verb should agree with a singular subject. The incorrect verb is "believe"; it should be "believes" to agree with the singular subject "the group".

Answer:

Incorrect verb: believe; Correct verb: believes