(a) the inexplicable, savage beating of an innocent, unarmed honor student by several men whose asserted justification relies entirely on a "perceived gun" (soda bottle) the assailants claim to have discarded;
(b) the unprecedented, misguided use of military tactics and weapons against innocent college students by swarms of rogue "security" agents;
(c) the discovery of a surveillance recording revealing that events recounted in sworn statements by government authors of affidavits underlying arrests and jailings never occurred;
(d) a clever but obvious Internet prank.
Please explain your answer.