Which Technique Is Best to Calm a Preschooler's Fears Before

Which technique is best to calm a preschooler's fears before auscultating bowel sounds?

A) Reassure the child that listening to bowel sounds will not hurt in the least.
B) Allow the child to use the stethoscope to listen to a teddy bear's abdomen.
C) Explain how a stethoscope is used to listen to the functioning of the bowel.
D) Seat the child in the parent's lap and have the parent hold the child's hands.