This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
In morbid obesity, BMI is ? 
Select and explain. 
A. >25, B. >30, C. >35, D. >40
D: >40
Answer: D: >40 
Explanation: park's text book of preventive and social medicine 23rd edition. deg>40-co morbidity very severe .it is class3 obesity .