A 1-year-old is brought with recurrent wheezing episodes and eczema. Suspecting atopic asthma, according to NICE/CKS, which is the first-line preventer medication for persistent symptoms in children of this age?AOral leukotriene receptor antagonistBHigh-dose inhaled corticosteroidCLow-dose inhaled corticosteroidDLong-acting beta-2 agonist inhalerEOral theophyllineCheck my answer