Prior to Surgery to Relieve an Intestinal Obstruction, 3-Month-Old Is

Prior to surgery to relieve an intestinal obstruction, 3-month-old is kept NPO and has a nasogastric tube in place. To calm, as well as meet the infant's developmental needs best, the nurse should:

A) Allow the infant to suck on a pacifier
B) Allow the infant to hold onto a favorite toy
C) Hang a brightly colored mobile in the infant's crib
D) Place the infant on the abdomen and permit crawling