25 f, r,e, e points for all of ya

In a program, highscholl graduates have the chance to learn about and train in a chosen filed in a short period of time

Ihave made a dive then stayed on the surface for a while. after this surface interval my pressure group is k. what is the maximum amount of bottom time available when doing a repetitive to 17/56 feet

Explain one reason why disorders are not easy to classify.