Marble Construction estimates that is WACC is 8% if equaty comes trom retained earnings. However, if the company issues new stock to raise new equity, it estimates that its WACC will rise to 8.6%. The company believes that it will exhaust its retained eamings at $2,400,000 of captal due to the number of highly profitable projects avallable to the firm and its limited earnings. The company is consldering the following seven investment projects: Assume that each of these projects is independent and that each is just as risky as the frm's existing assets. Which set of projects should be accepted? What is the firm's ootimal capital budget? fround your answer to the nearest dollar