To Palpate the Liver, the Nurse

To palpate the liver, the nurse

A) presses slowly and firmly over the right costal margin with one hand and withdraws the fingers quickly after the liver edge is felt.
B) places one hand on top of the other and uses the upper fingers to apply pressure and the bottom fingers to feel for the liver edge.
C) places one hand under the patient's lower ribs and presses the left lower rib cage forward, palpating below the costal margin with the other hand.
D) places one hand on the patient's back and presses upward and inward with the other hand below the patient's right costal margin.