Which rule best explains why the verb in the following sentence is correct?

neither the council members nor the mayor supports the new parking restrictions.

this sentence has a mixed compound subject connected by or, so the verb agrees with the first plural subject.
both parts of the compound subject are singular, so a singular verb is used.
this sentence has a mixed compound subject connected by nor, so the verb agrees with the singular subject that is closer.
both parts of the compound subject are thought of as a single item, so a singular verb is used.