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
True about bar cha 
Select and explain. 
A. Width of the bar is propoional to representative values, B. Used for quantitative data, C. Same as histogram, D. Rectangular bars are used to represent the data
D: Rectangular bars are used to represent the data
Answer: D: Rectangular bars are used to represent the data 
Explanation: Ref:Park's Textbook of Preventive and Social Medicine 25th Ed