Read each sentence to find out whether there is any grammatical error in it. The error, if any will be in one part of the sentence. The letter of that part is the answer. If there is no error, the answer is 'E'. (Ignore the errors of punctuation, if any).

He was too irritated to concentrate on his work for a long time.

A.

He was too

B.

irritated to

C.

concentrate on his work

D.

for a long time.

E.

No error

Correct answer is E

No explanation has been provided for this answer.