Pls help which statements are examples of Charlemagne’s achievements?

Choose all answers that are correct.

united a vast realm under the Christian faith

was crowned pope on Christmas day, A. D. 800

became the first emperor of the Holy Roman Empire

the correct answer is:

b) a rich merchant.

answer: born in saint-dié, in the vosges department, france, he studied law, and was called to the bar at paris in 1854,[2] but soon went into politics, contributing to various newspapers, particularly to le temps. he attacked the second french empire with great violence, directing his opposition especially against baron haussmann, prefect of the seine department. a series of his articles in le temps was later republished as the fantastic tales of haussmannlaxupa (1868).[2]

explanation:

the answer is a. hope this