It doesn’t matter how much you offer to pay, he won’t sell the antique vase.    

A Although you offer to pay him a lot, he won’t sell the antique vase.

B Despite a lot of money you offer to pay, he won’t sell the antique vase.

C He won’t sell the antique vase if you offer to pay him a lot of money.

D   However much you offer to pay, he won’t sell the antique vase.