A 2 Month Old Is Diagnosed with Hirschsprung Disease with the Resulting

A 2 month old is diagnosed with Hirschsprung disease with the resulting development of a megacolon.What is the most likely cause of this condition?

A) Absence of intrinsic ganglion cells resulting in impaired peristalsis
B) The use of cow's milk instead of formula
C) Excessive use of glycerin suppositories to promote bowel elimination
D) Additional ganglion cells throughout the length of the colon