A 19-year-old with asthma uses ICS‑formoterol maintenance and reliever therapy (SMART) at step 3. She ran out of albuterol. Which statement is correct?ASMART with low‑dose ICS‑formoterol can be used for both maintenance and symptom reliefBShort‑acting beta‑agonist must always be used as the only relieverCIpratropium is the preferred reliever in mild persistent asthmaDOral theophylline is the preferred relieverEICS‑formoterol cannot be used for relief at step 3Check my answer