Match the lack of subject-verb agreement solution to the correct

lack of subject-verb agreement problem: A compound subject that is
joined by or or nor
Solutions:
a. Make the verb agree with the subject that is closer to it.
b. Determine whether the indefinite pronoun is singular or plural
and make the verb agree.
c. If the parts of the compound subject do not belong to one unit
or they refer to different people or things, use a plural
verb, or if the parts of the compound subject belong to one
unit or if both parts refer to the same person or thing, use a
singular verb.
d. Use a singular verb when many a, each, or every precedes a
compound subject.
e. Ignore an intervening expression between a subject and its
verb. Make the verb agree with the subject.

c. If the parts of the compound subject do not belong to one unit or they refer to different people or things, use a plural verb, or if the parts of the compound subject belong to one unit or if both parts refer to the same person or thing, use a singular verb.

The correct solution for the lack of subject-verb agreement problem of a compound subject that is joined by or or nor is:

c. If the parts of the compound subject do not belong to one unit or they refer to different people or things, use a plural verb, or if the parts of the compound subject belong to one unit or if both parts refer to the same person or thing, use a singular verb.

The lack of subject-verb agreement solution that matches the lack of subject-verb agreement problem of a compound subject joined by "or" or "nor" is solution c.

Solution c states that if the parts of the compound subject do not belong to one unit or refer to different people or things, a plural verb should be used. On the other hand, if the parts of the compound subject belong to one unit or both parts refer to the same person or thing, a singular verb should be used.

To resolve a lack of subject-verb agreement with a compound subject joined by "or" or "nor," you need to consider if the subject parts are connected and refer to the same person or thing, or if they are separate and refer to different people or things. Based on this analysis, you can then choose the appropriate verb form (singular or plural) that agrees with the compound subject.