An inmate in a state prison claims his united states constitutional rights prohibiting cruel and unusual punishment are being violated by the state correctional facility. this case: a) a. may not be decided by a federal court since it involves a state facility. b) b. must be decided by the state court where the inmate established residency before going to prison. c) c. cannot be heard, as prisoners lose the right to sue d) d. is a federal question case over which the federal courts have jurisdiction.