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: Dental
Syrijet ,Madjet is an example of: 
Select and explain. 
A. EMLA., B. Jet injections., C. Dentipatch., D. WAND.
B: Jet injections.
Answer: B: Jet injections. 
Explanation: None