I think the answer should be A. I'm hoping.
Answer: I would say the answer is D) the study of how people use resources
I believe the answer is: C) It helps citizens become aware of a politician’s wrongdoings.
Without the free press, politicians could make legislation which would not be beneficial for the citizens even without the awareness of the citizens.
But the freeedom of press need to be accompanied with accountability to ensure that the press do not intentionally created a biased point of view when presenting their piece.
The term that is defined as “a legal doctrine that permitted racial segregation in public facilities" would be "Jim Crow", which was a series of such laws passed in the South after the Civil War.