The Nurse Administers Vitamin K to the Newborn for What

The nurse administers vitamin K to the newborn for what reason?

A) Most mothers have a diet deficient in vitamin K, which results in the infant's being deficient.
B) Vitamin K prevents the synthesis of prothrombin in the liver and must be given by injection.
C) Bacteria that synthesize vitamin K are not present in the newborn's intestinal tract.
D) The supply of vitamin K is inadequate for at least 3 to 4 months, and the newborn must be supplemented.