What general principle was established with the Plessy v. Ferguson Supreme Court decision? A.
States could not prevent African Americans from voting.

B.
States could be punished with decreased congressional representation if they did not allow African Americans to vote.

C.
States could require separate facilities for African Americans as long as the facilities were equal.

D.
States could not use poll taxes and literacy tests to establish voting eligibility.

C. States could require separate facilities for African Americans as long as the facilities were equal.

Explanation:

C. States could require separate facilities for African Americans as long as the facilities were equal.

Explanation:

disorders of the brain include both behavior disorders and other psychiatric illnesses. the primary difference between a behavior disorder and another type of psychiatric disorder is the presence of choice. psychiatric conditions are considered to be involuntary while in behavior disorders, choices are essential.