Which of These Nursing Actions for the Client with Heart

Which of these nursing actions for the client with heart failure is appropriate for the nurse to delegate to experienced unregulated care providers?

A) Assess for shortness of breath or fatigue after ambulation.
B) Instruct the client about the need to alternate activity and rest.
C) Obtain the client's blood pressure and pulse rate after ambulation.
D) Determine whether the client is ready to increase the activity level.