Can someone help with these finance questions?

6. Should a project be accepted if it offers an annual after-tax cash flow of $1,250,000 indefinitely, costs $10 million, is riskier than the firm's average projects, and the firm uses a 12.5% WACC? O No, since NPV is zero. O No, since NPV is negative. O Yes, since a zero NPV indicates marginal acceptability O Yes, since NPV is positive