If duties are properly segregated, the authorization function is performed by $[$blank$].$ the recording function is performed by fblankl, and eash handing is performed by the $[$blank$].$

A$)$ accounts payable: purchasing: cashier

B$)$ purchasing: accounts payable; cashier

C$)$ purchasing: accounts payable; treasurer

$13$

D$)$ purchasing: cashier; accogets payable