"<span>Vassals and serfs were required to give a tenth of their harvest to the church" would be the best option although this percentage rate varied slightly and was not always met. </span>
D which would be armed conflict with the Southern soldiers
Answer:
I do not know this sorry I cannot help
Explanation:
Brutus betrayed Caesar, he literally killed his best friend because the rest of the senate thought he was growing too powerful and pretentious