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).
From over last five years I have been trying my best to convince him but without success.
From over last five years
I have been trying
my best to convince him
but without success.
No error
Correct answer is A
For the last five years