The nurse is preparing a safety presentation for a health fair for families. Which instruction should the nurse prioritize when illustrating car safety and the family?

"Set a good example. Wear your own seat belt every time you drive."

"Reward the child with candy or some other treat each time the child keeps the seat belt on."

"Stop the car any time the preschooler unbuckles the restraints."

"Explain that wearing a seat belt is a law and the police officer will give a ticket if the seat belt is not buckled."