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).
We will pack not only the material properly but will also deliver it to your valued customers.
We will pack not only
the material properly
but will also deliver it
to your valued customers.
No error
Correct answer is A
We will not only pack