The benefit is that OPEC coordinates petroleum policies of its member countries which stabilizes the oil markets. Stable oil markets benefits the world economy. Drawbacks include limitations in actual power in terms of controling member countries and actual prices.
The right answer for the question that is being asked and shown above is that: "d.dark and crowded homes outside the city where immigrants lived for a short time after arriving in America." the statement that describes the purpose of recording past income and spending in a budget is that d.dark and crowded homes outside the city where immigrants lived for a short time after arriving in America<span>
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Commusim is based on equality while fascism teaches you that only your mind is right while others are wrong. I hope I helped you