Which of the following statements is not correct with reference to verbs?
1
If two singular nouns are joined with 'and,' then usually the verb is plural.
2
If the two nouns joined by 'and' represent a singular idea, then the verb takes singular form.
3
If two nouns or pronouns are joined with 'as well as' functions as the subject then the verb takes plural form.
4
If two subjects are joined by 'not only... but also' then then the verb always follows its nearest subject.