This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
True statement regarding use of antiepileptic drugs in pregnancy:a) Valproate is associated with NTDb) Multiple drug should be givenc) Carbamazepine is used as monotherapyd) Phyenytoin can produce foetal hydantoin syndrome 
Select and explain. 
A. abc, B. acd, C. bc, D. bde
B: acd
Answer: B: acd 
Explanation: can produce foetal hydantoin syndrome
Drug and associated abnormalities