Why Did Martin Luther Post the Ninety-Five Theses

Why did Martin Luther post the Ninety-Five Theses?

A) to attack the papacy and thereby cause a break from the Catholic fold
B) to antagonize German bishops so they would oppose German dukes
C) to annoy the papacy, arouse German princes, and free Germany from papal control
D) to provoke a debate concerning the practice and doctrine of indulgences
E) to abolish sexual misconduct among priests and monks