The Nurse Set Up the Sterile Field and Is Preparing

The nurse set up the sterile field and is preparing to cleanse a male patient before inserting a urinary catheter.What step is essential for the nurse to use when cleaning the penis?

A) Keep the foreskin over the penis tip.
B) Use long strokes down the shaft of the penis.
C) Hold the penis at a right angle to the body.
D) Hold the cotton balls in the dominant hand.