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In 2002 some politicians and many representatives of the steel and iron-ore mining industries in the U.S. complained foreign steel producers were illegally "dumping" steel and contributing to a potential unemployment problem. According to the economic way of thinking, their argument is questionable because Select one: O a. it is not at all clear what the appropriate or correct price of steel is. O b. it is not at all clear what the appropriate or correct cost of steel is. O c. it is not at all clear that such an activity increases total unemployment in the U.S. O d. all of the above are true