ACME has four possible projects with the following PIs $($profitability indexes$)$ Project A has a of $1\mathrm{.}5$Project B has a PI of $\mathrm{.}9,$ Project C has a of $1\mathrm{.}2,$ and Project D has a Which project$($s$)$ should be accepted if each project is independent of each other? A only B A$,$ C OA A D A $,$ BC