6. Choice D is the correct answer. The Jones Criteria for diagnosis of ARF major criteria include: Migratory arthritis (large joints), carditis or valvulitis, CNS involvement (Sydenham Chorea), Erythema Marginatum, and subcutaneous nodules. Minor criteria include: fever, prolonged PR interval, elevated CRP or ESR, and arthralgias. To make a diagnosis you need one major criteria and two minor criteria.