A 72-year-old man with moderate COPD (FEV1 60% predicted, 1 exacerbation in past year) remains symptomatic with breathlessness despite using salbutamol PRN. According to NICE NG115, what is the appropriate next step in inhaled therapy?AAdd a long-acting beta-agonist (LABA)BAdd a long-acting muscarinic antagonist (LAMA)CAdd an inhaled corticosteroid (ICS)DAdd a combination LABA/LAMA inhalerEAdd a combination LABA/ICS inhalerCheck my answer