A Large Influence on U

A large influence on U.S. parents' avoidance of co-sleeping with their infant stems from

A) the American Academy of Pediatrics' recommendation for infants not to share a bed to minimize the risk of SIDS.
B) parents' beliefs that co-sleeping will result in infants who are more likely to become thumb-suckers.
C) the American Academy of Pediatrics' recommendation that infants not share a bed with parents to minimize REM sleep.
D) parents' beliefs that co-sleeping will cause infants to be more likely to cry when separated from their caretakers.
E) the desire to have some alone time and partner intimacy.