I WANT TO BUY HER A HAT ON HER BIRTHDAY BUT I DON'T HAVE ENOUGH MONEY

15. I want to buy her a hat on her birthday but I don't have enough money.

A. If I had enough money, I would buy her a hat on her birthday.

B. If I have enough money, I would buy her a hat on her birthday.

C. If I had had enough money, I would buy her a hat on her birthday.

D. If I had enough money, I would have bought her a hat on her birthday.