Franzen BioTech develops diabetes drugs and currently has re =14%,rd=8%,D/V=.5,E/V=.5 and a corporate tax rate of 25\%. Why is the WACC for the company's new investment in paper mills NOT necessarily equal to 10% ? Current WACC may not apply to investments in new industry The corporate tax rate is not applicable to dirt track racing The WACC calculation is wrone, it should be 11% The current expected retum for equity (re) does not reflect the risk of cancer research drugs