The Staff Educator Is Teaching a CPR Class

The staff educator is teaching a CPR class. Which of the following aspects of defibrillation should the educator stress to the class?

A) Apply the paddles directly to the patients skin.
B) Use a conducting medium between the paddles and the skin.
C) Always use a petroleum-based gel between the paddles and the skin.
D) Any available liquid can be used between the paddles and the skin.