A 22-year-old with moderate persistent asthma uses albuterol most days and awakens at night weekly. Spirometry shows FEV1 70% predicted. According to US guidelines, which controller-reliever strategy is preferred?AUse budesonide-formoterol as both maintenance and reliever (SMART)BDaily low-dose inhaled corticosteroid with as-needed albuterol onlyCDaily leukotriene receptor antagonist with as-needed albuterolDAs-needed short-acting muscarinic antagonist (ipratropium) onlyEScheduled oral prednisone taper with as-needed albuterolCheck my answer