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
Symmetrical distribution is seen? 
Select and explain. 
A. Normal standard detion, B. Bimodal distribution, C. Skewed distribution, D. U-distribution
A: Normal standard detion
Answer: A: Normal standard detion 
Explanation: Ans. is 'a' i.e., Normal standard detion