The nurse is educating an older adult client diagnosed with rhinosinusitis in an outpatient clinic about the prescribed topical oxymetazoline. the client has a history of hypertension and coronary artery disease. which statement made by the client establishes the need for further clarification? a. "i will rinse the spray tip off after each use."b. "i will blow my nose before using the nasal spray."c. "i can take over-the-counter pseudoephedrine, too."d. "the drug is used no longer than 3 days."