This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper Limb Traumatology, Subject name: Orthopaedics
Which of the following is/are sign of fracture ? 
Select and explain. 
A. Abnormal mobility, B. Crepitus, C. Failure to transmit movement proximally, D. All of above
D: All of above
Answer: D: All of above 
Explanation: Sure signs of fracture :- 1 Abnormal mobility(best) 2 Failure to transmit movements proximally 3 Crepitus 4 Tenderness(Commonest sign)