During a prenatal visit, the nurse is explaining dietary management to a woman with pregestational diabetes. which statement by the client reassures the nurse that teaching has been effective?

a. "diet and insulin needs change during pregnancy."
b. "i will need to eat 600 more calories per day because i am pregnant."
c. "i will plan my diet based on the results of urine glucose testing."
d. "i can continue with the same diet as before pregnancy as long as it is well balanced."