There's evidence that sudden infant death syndrome is related to
a. narcolepsy.
b. night terrors.
c. insomnia.
d. sleep apnea.

Sudden Infant Death Syndrome (SIDS) is related to option D. Sleep Apnea. Sudden Infant Death Syndrome is defined as the sudden occurrence of death in infants (1 year below) without knowing the exact cause of it. Based on studies, SIDS usually occurs during sleep and is connected with sleep apnea as the cause. Sleep apnea is defined as breathing pauses or shallow breaths.

C= syphilis would be the answer