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.

I believe it is C

B makes no sense to me because neither is going to be eliminated to my knowledge

A is wrong because they both sever you no mater age

                                                        water

a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

                                                        halon  

any of a number of unreactive gaseous compounds of carbon with bromine and other halogens, used in fire extinguishers, but now known to damage the ozone layer.

                                                  dry chemical

extinguishing agent used on class a, class b, and class c fires.

                                                  carbon dioxide

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. it is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.