Which of the phrases given below the sentence should replace the phrase printed in bold type to make it grammatically correct? If the sentence is correct as it is, mark 'E' as the answer.

If he has to spend five hours in the queue, it was really a wastage.

A.

is a really wastage

B.

is real a wastage

C.

has really a wastage

D.

is really a wastage

E.

No correction required

Correct answer is D

No explanation has been provided for this answer.