The nurse needs to obtain a radial pulse from a patient. What must the nurse do to obtain a correct measurement?

Place the thumb over the groove along the little finger side of the patient's wrist

Place the thumb over the groove along the thumb side of the patient's wrist

Place the tips of the first two fingers over the groove along the thumb side of the patient's wrist

Place the thumb over the groove along the little finger side of the patient's wrist