A patient of diabetes and hypeension comes to your clinic. As a doctor, you explain to him the risks of various complications. Which of these is the best tool to demonstrate the complications?

Ans: D. Venn diagram(Ref https://en.itikipedia.org/wiki/Venn_diagram)A Venn diagram is an easy tool to make people understand overlapping risk factors, complications and comorbidities to a patient in a simple language.