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
Which of the following is the aetiological agent most often associated with Epiglottitis in children 
Select and explain. 
A. Streptococcus pneumonia, B. Haemophilus influenza type b, C. Neisseria species, D. Moraxella catarrhalis
B: Haemophilus influenza type b
Answer: B: Haemophilus influenza type b 
Explanation: It is a serious condition and affects children of 2-7 years of age but can also affect adults. H. influenzae B is the most common organism responsible for this condition in children. Ref: PL Dhingra 7th edition of Ear, Nose and Throat; Pg no 327