Which Statement Is NOT an Example of the Importance of Timing

Which statement is NOT an example of the importance of timing on the relation between nature and nurture?

A) Infants who are impulsive are more likely than other infants to exhibit antisocial behaviour in later childhood.
B) If infants who are born with a defect that inhibits their ability to focus their eyes on the same point are not given restorative surgery by the age of 3, they will never have normal depth perception.
C) Infants have the ability to hear differences in phonemes that are not important in their native language, but they lose this ability after 12 months of age.
D) Maternal rubella causes visual and auditory damage to the fetus when the rubella occurs early in pregnancy, but not when it occurs late in pregnancy.