These different graphs are confusing.

These different graphs are confusing. Need help!

If you are comparing Health care expenditures (in millions) by diagnosis group between two similar developed nations, which chart type would best help you display the data?

Question 30 options:

A) 

Stacked bar chart

B) 

Pie chart

C) 

Scatter diagram 

D) 

Bar chart

E) 

Area Chart 

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