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
Valproic acid. False is: 
Select and explain. 
A. Is an enzyme inducer, B. Causes obesity, C. Causes hirusitism, D. Causes neural tube defects
C: Causes hirusitism
Answer: C: Causes hirusitism 
Explanation: Causes hirusitism