This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Biostatistics, Subject name: Social & Preventive Medicine
In normal distribution which have same value 
Select and explain. 
A. SD and mean, B. SD and mode, C. Mode and mean, D. SD and median
C: Mode and mean
Answer: C: Mode and mean 
Explanation: Ref:Park's Textbook of Preventive and Social Medicine 25th Ed