Question

The board of directors ___________ anxious. *


A. are

B. have been

C. has been

D. were

​

Answer 1

Answer:

The board of directors have been anxious

Explanation:

It is answer Have should be used with past term

Answer 2

The board of directors (B)have been anxious.  

Explanation:

Two basic important rules of subject-verb agreement:

1. In a sentence, if the subject is the singular form then the verb form is must always be a singular form.  

Example:  He walks every day.  

Here, the sentence has the following subject and verb.

He- Subject (Singular form)  

walks- Verb (Plural form)

every day- Adverb

2. In a sentence, if the subject is plural form then the verb form is must be a plural form.

Example: They walk every day.

This sentence has the following subject and verb.

They- Subject (Plural form)

walk- Verb (Plural form)

every day- Adverb

In the given question, "The board of directors have been anxious."  

This sentence has the following structure,

The board of directors- Subject (Plural form)

have been- Verb (Plural form)

anxious- Adjective

Therefore, the given question is an example of the second rule.