A nurse is providing teaching to the guardians of a newborn about measures to prevent sudden infant death syndrome (SIDS). Which of the following guardian statements indicates an understanding of the teaching?

A. Correct. Avoiding exposure to tobacco smoke is one of the measures to prevent SIDS, as it can affect the respiratory function and arousal of the newborn. B. Incorrect. Placing bumper pads in the baby's crib is not recommended, as they can pose a suffocation or strangulation hazard for the newborn. C. Incorrect. Placing the baby's head on a pillow for sleeping is not advised, as it can increase the risk of suffocation or rebreathing of carbon dioxide for the newborn. D. Incorrect. Placing the baby in a side-lying position for sleeping is not suggested, as it can increase the likelihood of rolling over to a prone position, which is associated with a higher incidence of SIDS.