Answer:
The interrogative personal pronouns are: WHO, WHAT, WHOM, WHOSE and WHICH.
Explanation:
The first one "I" is called personal pronoun of straight case. In this case, we
have others personal pronoun of straight case like: I, You, He, She, It,We, You,
They. The second one can be a relative pronoun or a demonstrative pronoun.
The third one is an interrogative personal pronouns, that you can use in
interrogative sentences or in affirmative sentences, as the following: "I don't
know who you are" or "Who are you?". The fourth one "him" is a personal pronoun of oblique
case and "her" is possessive pronoun.
The fourth one is an interogative personal pronoun and you can use both in
interrogative or affirmative sentences, like this following example: "She does
not know what is happening here" or "What color do you prefer?". The sisxth
one "Whom" is an interogative personal pronoun and can be used like others
interogative personal pronouns.
The seventh and eighth one "Whose" and "Whom" are also interogative
personal pronoun. Them is a personal pronoun of oblique and They is a
personal pronoun of straight case.