Seven years ago, Carlos took out a mortgage for $$185,000$ at $5\mathrm{.}6\%,$ compounded monthly, for $30$ years, He has made all of the monthly payments as agreed. What is his current loan balance? A$.$ $$157,308\mathrm{.}74$ B$.$ $$141,833\mathrm{.}33,$ C$.$ $$164,621\mathrm{.}06,$ D$.$ $$148,211\mathrm{.}09$ E$.$ $$142,779\mathrm{.}47.$ Please explain using formulas NOT excel.