This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
The following teratogenic effect is seen with which drug? 
Select and explain. 
A. Amiodarone, B. Lithium, C. Valproate, D. Phenytoin
B: Lithium
Answer: B: Lithium 
Explanation: The picture shows atrial septal defect called ebstein'sanamoly which occurs as teratogenic effect due to lithium usage in pregnancyRef: Katzung 10th ed pg 472