Select the most appropriate word to Fill in the blank.
Everyone in the family ______ been questioned about the theft.

Options

A. has
B. is
C. have
D. are

Explanation

According to the ‘Subject-Agreement Rule’, a singular subject takes a singular verb & a plural subject takes a plural verb. ‘Everyone’ is used for a single person. So, it will be considered as a singular subject and will take a singular verb.