On $8/5/24,$ Famous Furniture shipped $40$ dining sets on consignment to Furniture Outlet, Inc. The cost of each dining set was $$350.$ The cost of shipping the dining sets amounted to $$1,800$ and was paid for by Famous Furniture. On $\frac{12}{31}\frac{?}{24},$ the consignee reported the sale of $30$ dining sets at $$850$ each. The consignee remitted payment for the amount due after deducting a $6\%$ commission, advertising expense of $$600,$ and installation and setup costs of $$780.$ The total profit on units sold for the consignor is

a$.$ $$22,590\mathrm{.}00$

b$.$ $$10,290\mathrm{.}00$

c$.$ $$12,090\mathrm{.}00$

d$.$ $$19,890\mathrm{.}00$