Answer:
The correct answer is option c, that is, medicare.
Step-by-step explanation:
The Great Society programs started by President Lyndon B Johnson were conducted in order to solve the social issues of the United States. With the help of these government programs, Johnson began healthcare for elderly and poor individuals of the society, the accessibility of pre-school and other educational options for kids and lower-income families, and to help various other ill-issues of the society.
Of these programs, Medicare still prevails, and is used in the United States at present, it helps various of the elderly citizens to combat with the medical costs they face with.