Sarah Farraday owns a child care center. Sarah would like to help teach her 3-year-old children about proper health and sanitary procedures. Sarah should try all but which of the following?
A. Teach the children skills for proper hand-washing
B. Teach the children how to help clean the center's bathrooms
C. Teach the children rules about not sharing personal items like toothbrushes and food utensils
D. Teach the children about caring for personal possessions.