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: Forensic Medicine
Penetrating neck trauma is 
Select and explain. 
A. 2 cm deep, B. Damaging vital structure, C. Injury by sharp object, D. Violating platysma
D: Violating platysma
Answer: D: Violating platysma 
Explanation: D i.e. Violating platysma