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
Congenital larygeal stridor also know as 
Select and explain. 
A. Laryngeal web, B. Laryngomalocia, C. Laryngeal atenosis, D. Vocal  cord palsy
B: Laryngomalocia
Answer: B: Laryngomalocia 
Explanation: None