Which of the Following Is an Implication for the Patient

Which of the following is an implication for the patient if the patient pays by credit card?

A) It is a less convenient method of payment.
B) Higher fees are charged for patients paying by credit card.
C) Payment must be made in full when the bill comes.
D) The money for payment is removed immediately from the patient's checking account.
E) If the patient doesn't pay the credit card balance in full, interest accrues on the unpaid balance.