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: Orthopaedics
A 3 year old girl has developed painful elbow after being jerked by the forearm. The next thing to be done is - 
Select and explain. 
A. Cuff & collar sling immobilization, B. Reduction setting and AEPOP application, C. X-ray and elevation of limb in posterior slab, D. Fully supinate the forearm
D: Fully supinate the forearm
Answer: D: Fully supinate the forearm 
Explanation: This is case of pulled elbow and a dramatic cure is achieved by forcefully supinating and then flexing the elbow.