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
About standard Normal curve all is true except 
Select and explain. 
A. Area = 1, B. Mean and Median = 1, C. Bell shaped, D. S.D. = 1
B: Mean and Median = 1
Answer: B: Mean and Median = 1 
Explanation: None