An employee produces $10$ components in an hour and earns $$8\mathrm{.}00($$$\mathrm{.}8010),$ while an employee who produces $12$ components per hour earns $$9\mathrm{.}60($$$\mathrm{.}8012).$ This arrangement is an example of a $q,$ plan.

commission

differential$-$piece$-$rate

straight$-$salary

straight$-$piecework