NTA UGC NET DEC-2022 Paper-2

Suppose you are married and not you and your partner attend a party with three other married couples. Several handshakes took place. No one shook hands with himself (or herself0 or with their partner, and no one shook hands with the same person more than once. After all hand shaking was completed, suppose you asked each person, including your partner, how many hands they had shaken. Each person gave a different answer. How many hands did your spouse shake?