C. were not able to protect the African American students who tried to attend.
Explanation:
This is on the grounds that, regardless of their presence, the African American understudies confronted cruel treatment from the white understudies and the demonstrating whites, this is proven by the fact that it required the organization of the military to control the situation, on the off chance that they truly had the capacity to guard the understudies, there could have not been reinforcement from the military.
