The success of GI Bill of Rights demonstrated that:

a. Conant's assumptions about talent were questionable

b. the SAT reliable predictor of college success

c. the federal government should leave educational policy to the states

d. all of the choices are correct

The success of GI Bill of Rights demonstrated that Conant's assumptions about talent were questionable, the SAT reliable predictor of college success, the federal government should leave educational policy to the states.

Option : D

Explanation:

The G.I bill of rights were created to save the interest of service men. That they can get loan in low interest, by keeping less amount of mortgage, get hospital facilities in old ages. This bill introduced stipend or fellowship for school and college going students. It had come into force after second world war.

The G.I bill promotes educational and training program at fullest speed with the assistance of federal government. The veterans were highly benefited by this bill who could join this service after their retirement from military service.