B describes the lost generation.
They moved to the city so they would have an easier time finding work
The correct answer among all the other choices is Lack of weapons and livestock. These factors led to the fall of the empire of Ghana. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
The best answer that supports your question is letter B. Europeans wanted to curb the power of the church and the feudal system made it clear that nobles would write local laws, organize courts and collect taxes. I hope you are satisfied with my answer and feel free to ask for more.