Answer:
Leonardo is famous for D pursuing knowledge and acheiving success in many areas.
Step-by-step explanation:
A- Baldassare castiglione was a diplomat whose book the courtier gave nobles new rules for refined behavior in a humanist society.(not my words)
B-On October 31, 1517, legend has it that the priest and scholar Martin Luther approaches the door of the Castle Church in Wittenberg, Germany, and nails a piece of paper to it containing the 95 revolutionary opinions that would begin the Protestant Reformation. (also not mine... not trying to steal here)
C- this was Michelangelo
D- Leonardo of course
Hope this helps!