18. Depreciation and amortization are treated like fixed costs A) in the calculation of the degree of pretax cash flow operating leverage. B) in the calculation of the degree of accounting operating leverage C) for cash flow purposes D) for computing dividend 19. If the degree of accounting operating leverage is for a firm, then a 10 percent increase in revenue should drive a: A) 12% increase in pretax operating cash flows. B) 13% increase in EBIT. C) 30% increase in EBIT. Do 1.3% increase in pretax operating cash flows