SAT US History Practice Question

Millions of people whose parents or grandparents had never dreamed of going to college saw that they could go.... Essentially I think it made us a far more democratic people. To which of the following does the above quotation refer?

1. A.The GI Bill of Rights
2. B.The desegregation of the public schools
3. C.The Fair Employment Practices Committee
4. D.The National Defense Education Act
5. E.The Internal Security Act