Gentry, without any mention of payment, helped his friend, Liz, move from Boiling Springs to Calabash. The entire move took 48 hours to complete. At the end of the day, after she was in her new house, Liz told Gentry that she'd give him $200 for helping her move. Is Liz's promise to Gentry enforceable? Why or why not?

A) Yes, because Liz promised to pay Gentry for his help.

B) No, because there was no initial agreement or consideration for payment.

C) Yes, because Gentry spent a considerable amount of time helping Liz.

D) No, because the move took 48 hours, which may be considered excessive.