Explanation:When he died in 814, Charlemagne’s empire encompassed much of Western Europe, and he had also ensured the survival of Christianity in the West. Today, Charlemagne is referred to by some as the father of Europe.
For resources and to prove that they were powerful. Their initial holdings before WW2 were not enough to fuel the war machine it wanted to become.
I'm pretty sure is 2 but count on me but if you have to choose 2
The answer is A.
The feudal system would follow from the king down to the serfs.
What is confusing is the lords vs. knights. Lords will rule over knights and knights will rule over serfs.
Meaning the system kind of looks something like this:
King
Lord — Lord — Lord
Knight — Knight — Knight — Knight — Knight — Knight
And serfs
Hope this helps, have a great day!