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: Surgery
Hydrocortisone Acetate is injected in a painful arthritic TMJ to? 
Select and explain. 
A. Increase the blood supply, B. Lubricate the synovial joint, C. Anaesthetize the nerve supply, D. Decrease the inflammatory response
D: Decrease the inflammatory response
Answer: D: Decrease the inflammatory response 
Explanation: None