A Patient with Stable COPD Receives Prescriptions for an Inhaled

A patient with stable COPD receives prescriptions for an inhaled glucocorticoid and an inhaled beta₂-adrenergic agonist. Which statement by the patient indicates understanding of this medication regimen?

A) "I should use the glucocorticoid as needed when symptoms flare."
B) "I will need to use the beta₂-adrenergic agonist drug daily."
C) "The beta₂-adrenergic agonist suppresses the synthesis of inflammatory mediators."
D) "The glucocorticoid is used as prophylaxis to prevent exacerbations."