Considering the impact of a company's recent purchase of lumpy assets, which of the following statements is true? a. The addition of lumpy assets guarantees that sales will grow quickly. b. Because of the new assets, the firm now has excess capacity and sales can grow before the company must add more fixed assets. c. Excess capacity will not be impacted by a company's recent purchase of lumpy assets. d. The purchase of lumpy assets will have no potential impact on a company's future sales