KnockKnock.fun
Knock knock
Who's there?
To
To who?
No, it's "to whom"
In British English, "who" is a subject pronoun, where as "whom" is an object pronoun. Since "to" is for a gramatical object, the correct pronoun is "whom"
In British English, "who" is a subject pronoun, where as "whom" is an object pronoun. Since "to" is for a gramatical object, the correct pronoun is "whom"