Why did king charlemagne promote increased literacy through the establishment of schools? to assist the poor people in finding better jobs to the children of impoverished families to aid expansion and administration of the kingdom to increase the number of educated citizens.

To aid expansion and administration of the kingdom

Explanation:

King Charlemagne was the king of the territory compreending most of western and central Europe during the early Middle Ages.

His success as a warrior was related to his dedication to learning and education. In this context, to have success in the wars and expand the kingdom, he increased literacy through the establishment of schools.

So the correct answer is

To aid expansion and administration of the kingdom

i believe the answer is:

~b. the elastic clause gives the supreme court original jurisdiction in a limited number of cases.

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it the big letter b heart my answer