Question

what is the medicare program?
medicare is a private insurance program for people age 65 or older.
medicare is a private insurance program for people who cannot afford other insurance.
medicare is a government program for people who cannot afford insurance
medicare is a government program for people age 65 or older

Explanation:

Medicare is a U.S. federal government-run health insurance program, primarily eligibility is for individuals aged 65 and older. The other options incorrectly label it as private or target low-income/uninsured groups (which is Medicaid's focus).

Answer:

Medicare is a government program for people age 65 or older