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
Which of the following joints findings is most suggestive of an inflammatory, rather than an osteroarthritic cause of joints pain ? 
Select and explain. 
A. Painful range of motion, B. Crepitus, C. Bony articular enlargement, D. Swelling and warmth
D: Swelling and warmth
Answer: D: Swelling and warmth 
Explanation: None