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: Social & Preventive Medicine
Theory which says about disease due to social strain 
Select and explain. 
A. Marxist, B. Parsonian, C. Foucauldian, D. Feminist
B: Parsonian
Answer: B: Parsonian 
Explanation: None