That's the man whose wife buys a new hat every week. That's the man who wife buys a new hat every week. That's the man whom wife buys a new hat every week. That's the man which wife buys a new hat every week.
That's the man whose wife buys a new hat every week.That's the man who wife buys a new hat every week.That's the man whom wife buys a new hat every week.That's the man which wife buys a new hat every week.1. whose 2.who 3.whom 4.which