Fast Wire Incorporated manufactures a scrambling device for cellular phones. The main component of the scrambling device is a very delicate part$-$

DTV$-12.$ DTV$-12$ requires careful handlings during manufacturing. Once damaged, the part must be discarded. Only skilled laborers are hired to

manufacture and install DTV$-12.$ Damages still occur, however. The following are the operating data of Fast Wire Incorporated for $2021$ and $2022$ relative

to the insertion of DTV$-12.$

The partial direct labor operational productivity ratio for $2021$ is:

Multiple Choice

$186$ units per DLH$.$

$93$ units per DLH$.$

$352$ units per DLH$.$

$224$ units per DLH$.$

$257$ units per DLH$.$