The Nurse Is Administering Prescribed Sodium Nitroprusside (Nipride)intravenously to a Client

The nurse is administering prescribed sodium nitroprusside (Nipride) intravenously to a client who has shock.Which nursing intervention is a priority when administering this medication?

A) Ask if the client has chest pain every 30 minutes.
B) Assess the client's blood pressure every 15 minutes.
C) Monitor the client's urinary output every hour.
D) Observe the client's extremities every 4 hours.