Na felony case, the purpose of a grand jury is to a. judge the merits of the case against the state constitution. b. decide if the evidence warrants prosecution. c. decide if the offender should be tried by a jury. d. judge on a civil indictment.

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated