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).
Even if the doctor put in his best efforts, he could not succeed in saving the patient.
Even if the doctor
put in his best efforts, he
could not succeed in
saving the patient.
No error
Correct answer is A
Although the doctor