The nurse is taking the client's blood pressure. The physician asks for the pulse pressure. To obtain the pulse pressure, the nurse will have to do which of the following things? | Nursing

A.    Obtain a pulse-pressure machine.
B.    Subtract the diastolic blood pressure from the systolic.
C.    Subtract the systolic blood pressure from the diastolic.
D.    Take client's apical pulse and subtract it from systolic.

Ans:  B