Greenpower Inc. estimates that its average$-$risk

projects have a WACC of $12\%,$ its below$-$average$-$

risk projects have a WACC of $10\%,$ and its above$-$

average$-$risk projects have a WACC of $14\%.$ For

the following three projects, which projects should

the company accept?

Project $C,$ which is of above$-$average risk and has a

return of $13\%.$

None of the projects should be accepted.

Project $A,$ which is of average risk and has a return of

$11\%.$

Project B$,$ which is of below$-$average risk and has a

return of $9\%.$