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: Pharmacology
Which of the following will you like to give to a pregnant patient to decrease the risk of neural tube defects in the offspring, if your patient is receiving antiepileptic drugs ? 
Select and explain. 
A. Folic acid, B. Vitamin A, C. Vitamin E, D. Pyridoxine
A: Folic acid
Answer: A: Folic acid 
Explanation: None