How do health maintenance organizations (HMOs) and preferred provider organizations (PPOs) differ?
A. HMOs provide health insurance for older adults; PPOs provide insurance for children.
B. HMOs will be eliminated because of the Affordable Care Act (ACA); PPOs will not.
C. HMOs provide preventative health care options within a network of preapproved providers; PPOs have agreements with providers to provide care at a reduced amount.
D. HMOs are considered to be better than PPOs.