This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and health, Subject name: Social & Preventive Medicine
Sanguinarine is derived from - 
Select and explain. 
A. Fusorium incamatum, B. Argemone oil, C. Jhumjhujia seeds, D. Khesari-dhal
B: Argemone oil
Answer: B: Argemone oil 
Explanation: Sanguinarine is a toxic alkaloid isolated from argemone oilREF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-608.