Which statement is false? Costs that are small and unimportant with little impact on profits are called marginal costs. A marginal cost curve will always intersect the average total cost curve at the minimum average total cost. Marginal cost is the change in a firm's total cost due to a one unit change in output. Marginal cost and marginal productivity are inversely related. Consider the table. What is the marginal cost of the ninth unit based on the table? \$340 \$60 \$0 -\$60