The answer is A. Medicaid. Medicaid in the United States is a social health care program for families and individuals with low income and limited resources. You can also check an online encyclopedia.
Make them less perfect in their own special way.
This is your perfect answer
Under the Onís-Adams Treaty of 1819 (also called the Transcontinental Treaty and ratified in 1821) the United States and Spain defined the western limits of the Louisiana Purchase and Spain surrendered its claims to the Pacific Northwest. In return, the United States recognized Spanish sovereignty over Texas.