A Woman Has Just Learned She Is Pregnant and Is

A woman has just learned she is pregnant and is in her 10th gestational week.The woman reports that she takes valproic sodium (Depakote) for a seizure disorder and has been seizure-free for several years.The NP should:

A) prescribe folic acid supplements.
B) change her antiepileptic drug to lamotrigine (Lamictal) .
C) order prophylactic vitamin K to be given in the second trimester.
D) recommend that she discontinue taking the valproic sodium by 12 weeks.