A Parent Tells the Nurse, "My Toddler Tries to Undo

A parent tells the nurse, "My toddler tries to undo the car seat harness and climb out of the seat." What strategies should the nurse recommend to the parent to encourage the child to stay in the seat? (Select all that apply.)

A) Allow your child to hold a favorite toy.
B) Allow your child out of the seat occasionally.
C) Avoid using rewards to encourage cooperative behavior.
D) When child tries to unbuckle the seat harness, firmly say, "No."
E) It may be necessary to stop the car to reinforce the expected behavior.