BCBS distinctive features don't include?

answer: affordable care act

medicaid, hmo, tricare, and medicare are all health insurance programs. medicaid, tricare, and medicare are included in top 6 most major government insurance programs which provide health care to children and seniors, military families, and people who are 65 years old and older, respectively.

a  health maintenance organization or hmo, on the other hand,  is a medical insurance group that provides health services for a fixed annual fee.

affordable care act is the health policy which bans these health insurance companies from denying insurance to sick applicants of all ages?