.Venn diagram was invented by
A. Lucien Vidi
B. John Venn
C. Theophilus Van Kannel
D. Lewis Urr
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Ans. B
Sol. Venn diagram were invented by John
Venn. A Venn diagram is a diagram that
shows all possible logical relations
between a finite collections of different
sets. Sir John Venn invented the venn
diagram so that he could find a better way
to explain things and make it easier for
people and students to understand the
concepts.
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