$14.$ An individual with a long$-$term illness, has AmeriHealth Silver Advantage plan, and a health care policy that includes a $20$ pereent co$-$pay. The policy has a stop loss provision of $\backslash (\backslash$$ $19,000\backslash )$ USD. A current long$-$term illness has resulted in total expenses of $\backslash (\backslash$$ $750,000\backslash ).14$a$)$ What is Stop$-$loss provision? $14$b$)$How much would they have to pay out of pocket?