I believe it is the last option... "Its political system cannot be easily changed.
Special words or expressions that are used by a particular profession and are difficult for others to understand are called "jargon," since they are often only understood by people "in the know".
Did you spell your question right ?
Answer:
Family Assistance Program.
Explanation:
The welfare program reformed by the President Nixon was Family Assistance Program (FAP).
In August 1969, President Richard Nixon proposed a reform to give direct relief to poor families. The basis for the FAP welfare program was President Lyndon Johnson's war on poverty program. Johnson's program was aimed at providing assistance to all American citizens, especially the working class people.
Therefore, Family Assistance Program is the correct answer.