Debby gets a haircut, but refuses to pay.If the stylist sues for payment, what is likely to be the stylist's best argument?

A. The prices on the stylist's wall constitute an express, written contract, executed by Debby.

B. Debby owes her for the reasonable value of her services pursuant to a theory of quasi contract.

C. The parties had an implied in fact contract.

D. A personal services contract can be oral.