Why was Leonardo da Vinci considered a true “Renaissance Man”?

A.
He taught his art students to present the world in religiously inspiring ways.

B.
His books cover many topics from advice for rulers to religious theories.


C.
He was born as the Renaissance began and lived to see most of the era's accomplishments.

D.
His accomplishments spanned many fields of interest and he was a renowned artist, clever inventor, and brilliant scientist.