For a single product being manufactured, the fixed cost F is $$9,877$ per month and the required profit Pr is $$1,832$ per month. The selling price P and the variable cost V are constant, and P $>$ V$.$If the profit increases by $13\%,$ the sales

revenue in dollars per month will:

A$.$ increase by $2\mathrm{.}03\%$

B$.$ decrease by $18\mathrm{.}55\%$

C$.$ Increase by $1\mathrm{.}30\%$

D$.$ decreease by $87\mathrm{.}00\%$