What Was a Result of the Ruling in Johnson V

What was a result of the ruling in Johnson v. Avery?

A) It led to a significant increase in the number of civil rights petitions by inmates.
B) It forced prisons to provide more extensive medical and dental services to inmates.
C) It led to increased demands by non-Christian inmates to have the ability to exercise their religions in prison.
D) It prevented prisons from censoring mail or limiting communications between inmates and their attorneys.