The correct answer for the question that is being presented above is this one: "editing and proofreading." The stage in which you polish your writing and fix errors is the stage of editing and proofreading. At this stage, everything has to be serious and be done diligently because whatever the output of this stage will tell you the final output.
Answer:
A. It is a pronoun that is used for questions.
Explanation:
Some of the main interrogative pronouns are "what," "which," "who," "whom," and "whose."
Have a good day and stay safe!
Substitution of a verb and exclusion of an article.