When is a PFD readily accessible? when it is on the bost while you are swimming when you can put it on quickly in an emergeney when it is stored under a seat in the boat when you know exactly where it is

PFD (Personal Flotation Device) is considered readily accessible when you can put it on quickly in an emergency. This means it should be easily reachable and not stored in a way that would delay its use in urgent situations.