The Parents of a 3-Month-Old Infant Report That Their Infant

The parents of a 3-month-old infant report that their infant sleeps supine (face up) but is often prone (face down) while awake.The nurse's response should be based on remembering what?

A) This is acceptable to encourage head control and turning over.
B) This is acceptable to encourage fine motor development.
C) This is unacceptable because of the risk of sudden infant death syndrome (SIDS) .
D) This is unacceptable because it does not encourage achievement of developmental milestones.