Final answer:
Medicaid is the state-administered payer source among the options provided. It provides healthcare services to individuals with low incomes and is managed by both the federal and state governments.
Step-by-step explanation:
Medicaid is the state-administered payer source among the options provided. Medicaid is a government-funded program that provides healthcare services to individuals with low incomes. Unlike Medicare, which is a federal program, Medicaid is managed by both the federal and state governments. It offers coverage for various medical expenses, including hospital stays, physician fees, and diagnostic services.