Which describes how the underlined pronoun is used in the sentence?

To |whom| were you addressing that comment, may I ask?

A. Indirect object
B. Direct Object
C. Subject
D. Object of a preposition

Question

Which describes how the underlined pronoun is used in the sentence?

To |whom| were you addressing that comment, may I ask?

A. Indirect object
B. Direct Object
C. Subject
D.  Object of a preposition

destinymasha · Answer

Indirect OBJECT answers -for what? for whom? to what? to whom? 
HOWEVER, what is the underlined word?

anonymous · Answer

The pronoun is whom

destinymasha · Answer

Oh! I see it! *facepalm* Then yea, I believe Indirect Object

anonymous · Answer

XD Thank you! :)