Kingston Manufacturing has $31,000$ labor hours available for producing X and Y$.$ Consider the following information: Product X Product Y Required labor time per unit $($hours$)34$ Maximum demand $($units$)7,0008,000$ Contribution margin per unit $ $4$ $ $5$ Contribution margin per labor hour $ $2\mathrm{.}50$ $ $2\mathrm{.}00$ If Kingston follows proper managerial accounting practices, how many units of Product Y should it produce? Multiple Choice $7,000.3,111.778.8,000.2,500.$