Ben and Jerry are managers at the company, and they have this discussion: Ben: We should produce 4,000 lamps per month because that will minimize our average costs. Jerry: But shouldn't we maximize profits rather than minimize costs? To maximize profits, don't we need to take demand into account? Ben: Don't worry. By minimizing average costs, we will be maximizing profits. Demand will determine how high the price we can charge will be, but it won't affect our profit-maximizing quantity. Evaluate the discussion between the two managers. Ben's assertion that the firm should produce the quantity of lamps where average costs are minimized is