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
Tinnels sign indicates ? 
Select and explain. 
A. Atrophy of nerves, B. Neuroma, C. Injury to nerve, D. Regeneration of nerves
D: Regeneration of nerves
Answer: D: Regeneration of nerves 
Explanation: Ans. is 'd' i.e., Regeneration of nerves