1.
Which is the relative pronoun in the sentence "A postman gave a letter to woman whom opened a door."

2.
Which is the interrogative pronoun in the sentence "Why did you act like this? This matter has been perplexing me."

3.
Which is interrogative pronoun in the sentence "To whom she was talking about?"

4.
Which is the subjective pronoun in the sentence "They talked about us was an out of insult."

5.
Which is interrogative pronoun in the sentence "Whom can I talk? If not her."

6.
Which is the demonstrative pronoun in the sentence "That's our relationship are! she cried."

7.
Which is the indefinite pronoun in the sentence "I saw someone running in the street."

8.
Which is the demonstrative pronoun in the sentence "Can you handover those files?"

9.
Which is the relative pronoun in the sentence "Is this a book which your father bought last year?"

10.
Which is the objective pronoun in the sentence "They could not score as many as runs as us."