What should be done in the prehospital setting for a limb​ presentation?
A.Position the mother as for a breech delivery and proceed with the delivery in the field.
B.Place one hand in the​ mother's vagina to try to maneuver the infant into a​ head-down position.
C.Proceed as for a normal​ delivery, anticipating that it will take a little longer.
D.Place the mother in a​ head-down position with the pelvis​ elevated, administer​ oxygen, and transport without delay.