Answer:
They work and do hard labour, be it mentally or physically.
[tex] \sf This \: is \: usually \: based \: on \: working \: a \: certain \\ \sf number \: of \: hours \: each \: week. \\ \bold{ You \: earn \: a \: set \: amount \: for \: every \: hour \: that \: you \: work. }[/tex]
