Who vs. Whom

'Who' is used as a subject, while 'whom' is used as an object in a sentence.

'Who' is used when referring to the subject of a verb.

'Whom' is used when referring to the object of a verb or preposition.

'Who' is correct because it is the subject of the sentence.

'Whom' is correct because it is the object of the preposition 'to'.

'Who' is correct as it is the subject of the verb 'invite'.

'Whom' is correct as it is the object of the verb 'ask'.

Many people use 'who' in place of 'whom' when it should be the object.

If you can replace the word with 'he' or 'she', use 'who'. If you can replace it with 'him' or 'them', use 'whom'.

'Who' acts as the subject of the verb.