[Verified Answer]: Which of the following is true about HMO

Which of the following is true about HMO? Question 1 options: 1) HMO is characterized as a high deductible, a medical saving account, and health education. 2) HMO offers flexibility when it is time to choose a doctor or hospital. 3) HMO often has few restrictions on seeing out-of-network providers. 4) Health professionals in HMO are often paid a flat salary and provide all services on a prepaid basis.