A Woman Who Wishes to Become Pregnant Again Consults with the Nurse

A woman who wishes to become pregnant again consults with the nurse about preventing her child from being born with clubfoot.She has two other children,both treated for this disorder.Which information does the nurse provide about preventing clubfoot?

A) Avoid secondhand cigarette smoke while pregnant
B) Fetal positioning in utero cannot be controlled
C) Getting enough folic acid early in pregnancy is advisable.
D) The disorder is genetic so no prevention is available.