I believe the correct answer is B because you obviously need to see if the person is still alive or not. I'm having second thoughts that it might be A.. I'm not sure which. Hopefully you get it right
Treating a city's water supply to remove any bacteria and impurities as clean and hygenic water supplies benefits the public/society.
Health Maintenance Organization (HMO)
Preferred Provider Organization (PPO)
Point of Service (POS) Plan
