We take it for granted that the United States is the most powerful country on Earth today, and perhaps in human history. The story of how that came to be is long, fascinating, complex — and often misunderstood. Here, excerpted in part from "70 maps that explain America," are maps that help show some of the key moments and forces that contributed to the US's rise as sole global superpower.
Answer:
B
Explanation:
Monopoly operates in instances where a firm produces products that do not have close substitutes. Therefore, the firm can control the price, supply and market penetration.
Professional and ethical behavior
I hope I was of help :)
