Because the allied powers were a team that were not about to break apart and the axis powers would have kept attacking them if only on of the allied powers made peace.
The one that caused serious conflict among various groups of the people in the west is : D. Mining
Back then, finding a land filled with valuable gold and metals is the fastest way to a rich and extravagant lives since back then the one who own the mine is the one who find it. But often time, the greed forced people to hurt each other for the sake of mining location's ownership
hope this helps
Answer: costs: might not work and have a dry spell
Benefits:it’s food and well food
Explanation: