When Using the Stethoscope for Taking a Blood Pressure Reading,the

When using the stethoscope for taking a blood pressure reading,the nurse needs to remember

A) The bell detects high-pitched sounds best.
B) The diaphragm detects low-pitched sounds best.
C) Korotkoff sounds are best heard by the portion of the stethoscope that detects low-frequency sounds.
D) Either bell or diaphragm can be used as frequency sounds are not detected with blood pressure readings.