Answer:
Nobles became an increasingly powerful social class due to land being divided among lords by monarchs.
Step-by-step explanation:
Did the quick check
q1After granting refuge to Pope Leo III, Charlemagne was crowned by the pope himself as emperor of Rome.
q2 unifying western Europe under a single ruler
q3 Nobles became an increasingly powerful social class due to land being divided among lords by monarchs.
q4 The emperor became less influential as princes gained more authority within their principalities
q5 It allowed for advances in banking that made trade much easier, increasing investment.