Characteristic feature of Systemic Juvenile Idiopathic Arthritis is: (A) Uveitis is a feature, (B) It occurs after 16 years of age, (C) NSAIDs are contraindicated, (D) RA factor is negative
Answer is D. Systemic Juvenile Idiopathic Arthritis

It begins at below 16 years of age
NSAIDs are given 
Ra factor is negative
Uveitus is seen in oligoarticular JIA