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: ENT
A 5-year-old boy while having dinner suddenly becomes aphonic and is brought to the casualty with a complaint of respiratory distress. What should be the appropriate management? 
Select and explain. 
A. Cricothyroidotomy, B. Emergency tracheotomy, C. Humidified oxygen, D. Heimlich maneuver
D: Heimlich maneuver
Answer: D: Heimlich maneuver 
Explanation: None