A nurse is teaching a school-age child who has type 1 diabetes mellitus and their parents about management during an illness. Which of the following instructions should the nurse include? (Select All that Apply.)

"If child is not able to eat solid foods, you can offer fluids with some carbohydrates"

“Test urine for protein twice a day.”

"Encourage fluid without sugar during illness"

“Limit carbohydrates during illness"

Test the blood/urine for ketones."

“Withhold insulin dose if feeling nauseous."