A nurse is providing discharge instructions to a client who has heart failure and a new prescription for captopril. Which of the following client statements indicates an understanding of the teaching? 1) I will take captopril with a meal to prevent stomach upset. 2) I will stop taking captopril if I feel better. 3) I will monitor my blood pressure regularly while taking captopril. 4) I will take captopril only when I have symptoms of heart failure.