A client called for an initial appointment. No mention was made of cancellation charges. The appointment was canceled less than 24 hours before it was to take place and rescheduled. After arriving at the first session, the client is told that there will be a charge for two (2) sessions. Which of the following is true? A. This is an accepted practice to compensate for overhead expenses and lost time. B. A cancellation charge should not be made under the circumstances. C. Cancellation charges are unethical and inappropriate. D. Only a portion of the fee for canceled sessions can ethically be charged to a client