Question

Whom did (1)/you say (2)/was knocking at (3) the door?
(4)/No error


find the error in which part.​

Answer 1

$\huge\boxed{\fcolorbox{cyan}{pink}{Question:- }}$

Whom did (1)/you say (2)/was knocking at (3) the door?

(4)/No error

find the error in which part.

$\huge\boxed{\fcolorbox{cyan}{pink}{Answer:- }}$

(4) No error is in the sentence.