Which of the following items gives the preferred shareholder…

Which of the following items gives the preferred shareholder the right to force the company to buy back the preferred shares in the event it is neither failing nor growing quickly enough to justify an IPO or an exit through having the firm bought by another company at a high valuation?

The market value of Charter Cruise Company’s equity is $15 m…

The market value of Charter Cruise Company’s equity is $15 million, the market value of its debt is $5 million and you have $5 million in preferred stock outstanding as well.  If the required rate of return on the equity is 20%, the return on preferred stock is 12%, and that on the debt is 8%, what is the company’s cost of capital?   You pay a tax rate of 25%.