A nurse is teaching the guardians of a child who has a new onset of seizures and is to undergo an electroencephalogram about the procedure. Which of the following instructions should the nurse include in teaching?

"Distract your child with their favorite activities during the procedure."

"Make sure your child doesn't eat or drink the night before the procedure."

"Your child will receive a sedative during the procedure."

"Wash your child's hair and do not add hair products before the procedure."