Clay Earth Company sells ceramic pottery at a wholesale price of $$5$ per unit. The variable cost of manufacturing is $$2\mathrm{.}00$ per unit. The fixed costs are $$6,000$ per month. It sold $4,100$ units during this month. Calculate Clay Earth's operating income $($loss$)$ for this month.

A$.$ $$6,300$

B$.$ $$14,500$

C$.$ $$(6,300)$

D$.$ $$(6,000)$