This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Larynx, Subject name: ENT
Microlaryngoscopy was started by 
Select and explain. 
A. Bruce Benjamin, B. Kleinsasser, C. Chevlier Jackson, D. None of the above
B: Kleinsasser
Answer: B: Kleinsasser 
Explanation: Ans. b (Kleinsasser). (Textbook of ENT by Maqbool, 7th ed., 407)# Microlaryngoscopy = Kleinsasser# Tracheostomy tube = Chevlier Jackson# Bronchoscope = Negus, Jackson