A nurse is reinforcing teaching with a client who is scheduled for a sigmoid colon resection with colostomy. Which of the following statements by the client indicates a need for further teaching?

B My stoma will appear large at first, but it will shrink over time. D My diet will have to change to a soft diet after surgery. A Because most of my colon is still intact and functioning, my stool will be formed. C My colostomy will begin to function 2 to 6 days after surgery.