This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
False about Reactive arthritis 
Select and explain. 
A. Precipitated by chlamydia, B. Enthesitis of Achilles tendon, C. Acute purulent arthritis, D. Indomethacin is the initial treatment of choice
C: Acute purulent arthritis
Answer: C: Acute purulent arthritis 
Explanation: Reactive arthritis show acute non-Purulent arthritis.