Well, the only one that actually makes sense to me is C.
Answer:
The three beliefs that made Lutherans different from Catholics are, Lutherans believed that salvation could be attained by faith alone, Lutherans believed the Bible contained the only truth, not the Church, and Lutherans allowed members of the clergy to marry.
B, the answer is b.
Motet: <span>a short piece of sacred choral music, typically polyphonic and unaccompanied.</span>