A homeowner installed new kitchen cabinets and countertops for $$6000.$ He paid $15\%$ down and financed the balance with a $24-$month fixed installment loan with an APR of $7\mathrm{.}0\%.$ Determine the total finance charge and monthly payment for the loan.

A$)$ Total finance charge $=$$$379\mathrm{.}95$; Monthly payment $=$$$456\mathrm{.}66$

B$)$ Total finance charge $=$$$711\mathrm{.}60$; Monthly payment $=$$$279\mathrm{.}65$

C$)$ Total finance charge $=$$$379\mathrm{.}95$; Monthly payment $=$$$228\mathrm{.}33$

D$)$ Total finance charge $=$$$633\mathrm{.}42$; Monthly payment $=$$$238\mathrm{.}89$