Infants Who Are Older Than 42 Weeks' Gestation Are at Greater

Infants who are older than 42 weeks' gestation are at greater risk for MAS because they have:
1) a full bowel.
2) strong peristalsis.
3) amniotic fluid in their stomach.
4) sphincter tone.

A) 1, 3
B) 2, 4
C) 2, 3, 4
D) 1, 2, 4