SIDS Is Almost Unknown in Cultures Where Cosleeping Is the Norm

SIDS is almost unknown in cultures where cosleeping is the norm because

A) babies tend to sleep on hard mats.
B) parents tend to put cloth on both sides of their babies so they remain on their sides.
C) babies are less likely to be breast-fed and therefore,parents are less likely to roll over on them.
D) babies are less likely to be aroused during the night in these quieter settings.