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: Pediatrics
[{'content': 'Most common mode of treatment of a 1 year old child with asthma is: \nSelect and explain. \nA. Inhaled sho acting beta 2 agonist, B. Oral sho acting theophylline, C. Oral ketotifen, D. Leukotriene agonist', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Asthma in children between 1-3 years of age is treated with inhaled beta-2 adrenergics and/or theophylline administered by nebuliser or face mask. Ref: Diagnosis and Management of Asthma, Mani S. Kavuru, 2007 - Page 41; Pediatric Allergy, Asthma And Immunology, Springer, 2008 - Page 828; Ghai Essential Pediatrics - 6th Edition, Page 357', 'role': 'assistant'}]