Baby Timothy suffers from apnea and is hooked up to a monitor to warn his parents when he stops breathing. Timothy's dad snores very loudly. Timothy's condition differs from his father's in that infant apnea is
A. due to airway obstruction.
B. a result of decreased surfactant.
C. a central problem of respiratory control.
D. due to Sudden Infant Death Syndrome (SIDS)
E. inherited.