W: That’s a great sweater. I’ve never seen anything like it before. M: You think so? My grandmother made it for me years ago. But this is the first time I dare to wear it in public. What does the man imply?（）
A．His grandmother will make a sweater for the woman. B．He hasn't seen the woman for a long time. C．The-sweater doesn't fit him. D．He isn't sure if the sweater is attractive.