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
The cause of sensation of tissue tearing during local anesthesia administration is due to: 
Select and explain. 
A. Passage through a cyst, B. Passage through a muscle, C. Passage through an area of infection, D. Barb on the needle
D: Barb on the needle
Answer: D: Barb on the needle 
Explanation: None