The school nurse is presenting a seminar to parents about child safety that focuses on the prevention of spinal cord injuries. Which information is most important for the nurse to include in the teaching plan?

Seat belt and car seat laws for use in motor vehicles should be reinforced.

Monkey bars should be removed from school playgrounds to reduce falls.

Trampoline activities of school-aged children should be supervised by adults.

Protective gear to prevent neck flexion should be worn during contact sports.