please answer all of the following:

The residual dividend policy approach to dividend policy is based on the theory that a firm's optimal dividend distribution policy is a function of the firm's target capital structure, the investment opportunities available to the firm, and the availability and cost of external capital. The firm makes distributions based on the residual earnings. Consider the case of Red Bison Petroleum Producers Group: Red Bison Petroleum Producers Group has generated earnings of $180,000,000. Its target capital structure consists of 60% equity and 40% debt. It plans to spend $88,000,000 on capital projects over the next year and expects to finance this investment in the same proportion as its capital structure. The company makes distributions in the form of dividends. 40% Debt 60% Equity What will Red Bison Petroleum Producers Group's dividend payout ratio be if it follows a residual dividend policy? 077.74% 0 60.07% O 70.67% 0 42.40% assuming that all other factors are If Red Bison Petroleum Producers Group increases its debt ratio, then its dividend payout ratio will held constant. increase Most firms have earnings that vary considerably from year to year and do not grow at a reliably codecrease Furthermore, their required investment may change often. Which of these statements is the most accurate? O A residual dividend policy can't be of any help to most firms. O Most firms can still use the concepts behind a residual dividend policy to make long-run decisions about dividends