An all-equity firm is considering the following projects: Project Beta W .66 173 Y 1.35 Z 1.46 IRR 9.5 % 10.5 14.0 17.0 The T-bill rate is 5 percent, and the expected return on the market is 12 percent. Compared wi the firm's 12 percent cost of capital, Project W has a expected retum, Project X has a expected return, Project Y has a expected return, and Project Z has a expected retur. Project W should be Project Y should be should be Project X should be and Project 2 accepted rejected If the firm's overall cost of capital were used as a hurdle rate, Project W would be Project X would be and Project Z would be Project Y would be incorrectly accepted incorrectly rejected correctly accepted correctly rejected