Which statement best describes the relationship between the schenck v. united states and brandenburg v. ohio supreme court rulings? a. schenck established a test to determine when free speech rights could be limited, and brandenburg made the test stricter. b. schenck set limits on symbolic speech for public school students, and brandenburg applied the limits to citizens of all ages. c. schenck placed limits on political speech during wartime, and brandenburg expanded the limits to include publications and symbolic speech. d. schenck greatly expanded protections for speech dealing with christianity, and brandenburg applied the protections to non-christian religions.