It depends.
Some people study history to learn about the past, others study history because it's interesting, and some study it to learn from past mistakes.
Answer:
He embarked on a mission to unite all Germanic peoples into one kingdom, and convert his subjects to Christianity. A skilled military strategist, he spent much of his reign engaged in warfare in order to accomplish his goals. In 800, Pope Leo III (750-816) crowned Charlemagne emperor of the Romans.
Explanation:
hope this helps
Your answer will be C. i think please let me know if it is
<span>each taking charge of their own part of Persia.</span>
I don't know but is is an 'Officer'