Which Interventions Are Appropriate for the Patient with the Nursing

Which interventions are appropriate for the patient with the nursing diagnosis decreased cardiac output related to reduced stroke volume and contractility?

A) Frequent lung sound assessment and continuous pulse oximetry.
B) Strict intake and output monitoring with daily weights before breakfast.
C) Administer oxygen to maintain pulse oximetry levels between 90% and 92%.
D) Provide stool softeners and encourage dietary fiber to prevent constipation.
E) Encourage the patient to consume additional salt to maintain blood pressure.