【单选题】

A: Why, you went to the cocktail party wearing such a shabby tie and so worn a suit You are really a gentleman!
B: ______.
A．But don't you know it's not the good clothes that make a gentleman

B．Wearing such a shabby tie isn't so important for me to be a capable businessman.
C．I'm not really a gentleman.
D．I think I am a real gentleman even in such a shabby ti