Refer to Exhibit 7.2, which shows different cost curves. What does the difference between curve A and curve B at a total cost of $500 and an output of 9 represent

answer; /// multipotentialite means a person who have many different interests and creative pursuits in life; (one true calling);

polymath; means a person   of wide-ranging knowledge or learning;

scanner; means; a device that captures images from photographic prints,posters,magazine pages.ect;

answerdemographic;

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