Sarah signed an agreement to rent an apartment from a landlord who also signed the agreement. During the lease negotiations, the landlord agreed to provide Sarah with extra storage space in the basement of the apartment building but this promise was not included in the agreement. The landlord now tells Sarah that he will not provide the extra space. If the landlord admits making the promise, under the parol evidence rule (select one):

Which of the following statements is correct? a. two firms with identical sales and operating costs but with different amounts of debt and tax rates will have different operating incomes by definition. b. free cash flow (fcf) is, essentially, the cash flow that is available for interest and dividends after the company has made the investments in current and fixed assets that are necessary to sustain ongoing operations. c. retained earnings as reported on the balance sheet represent cash and, therefore, are available to distribute to stockholders as dividends or any other required cash payments to creditors and suppliers. d. if a firm is reporting its income in accordance with generally accepted accounting principles, then its net income as reported on the income statement should be equal to its free cash flow. e. after-tax operating income is calculated as ebit(1 - t) + depreciation.