Answer: Martin Luther believed in a) salvation through faith in God's forgiveness (not in God's works), b) Church teachings based on Bible, Pope, and Church tradition were false authorities, c) all people with faith were equal; people did not need Priests to interpret the Bible, d) he rejected 5 of the 7 sacraments because the bible didn't mention them, e) he simplified the mass and emphasized the homily (sermon), and f) permitted the clergy to many.
Explanation: I hope this is what you're looking for!