Religious Freedom. Hope this helps!
Throughout his reign, Charlemagne has (A) expanded his kingdom, (C) expanded education and learning, and (D) supported monasteries in their efforts to preserve learning.
For the second set, Charlemagne (A) united a vast realm under the Christian faith and (C) became the first emperor of the Holy Roman Empire.
One of the main reasons why the Continental Congress choose Thomas Jefferson to be the author of the Declaration of Independence is because "<span>b. He was known to be an excellent political writer," since he had widely studied many Enlightenment philosophers. </span>