After Teaching a Client with Type 2 Diabetes Mellitus,the Nurse

After teaching a client with type 2 diabetes mellitus,the nurse assesses the client's understanding.Which statement made by the client indicates a need for additional teaching?

A) "I need to have an annual appointment even if my glucose levels are in good control."
B) "Since my diabetes is controlled with diet and exercise, I must be seen only if I am sick."
C) "I can still develop complications even though I do not have to take insulin at this time."
D) "If I have surgery or get very ill, I may have to receive insulin injections for a short time."