Answer:
Option: He constructed schools and libraries.
Explanation:
Charlemagne (Charles the Great), was king of Frank and Lombards. He became known for his achievements in politics and military skills.
Charlemagne influence education by instituting a series of educational reforms in his empire. In the early Middle Ages education was less popular. Charlemagne valued education as he also tried to learn by practising letters in his late life. He started education with his children in the Palace school where they taught grammar, geometry, mathematics, logic, rhetoric, arithmetic, music, and astronomy.
Charlemagne called Alcuin and offered him the new head of the school (the head of a palace school) position. For young nobles lessons laid out, training conducted, and court libraries established.