Final answer:
In Tennessee, everyone is required to wear a personal flotation device while floating, a rule designed to enhance safety on the water. This includes both adults and children, with strict requirements for children under a certain age.
Step-by-step explanation:
In Tennessee, the regulation for wearing a personal flotation device while floating stipulates that C) Everyone is required to wear one. It’s an important safety regulation aimed at preventing accidental drownings and improving the chances of survival in the event of a water emergency. Although specific laws may vary based on the type of water vessel and the age of individuals, as a general rule, everyone aboard a boat should have a wearable PFD (Personal Flotation Device) that is approved by the U.S. Coast Guard. Especially for children under a certain age, typically 13 years old, wearing a PFD is not only a recommendation but a legal requirement, even if they are good swimmers. Many states also require that the PFD must be worn at all times by children when the vessel is underway.