Question $1(5$ points$)$ SavedIf we overload operator $==$ for the class point as a nonmember function, which of the following implementations is correct?a$)$ bool operator $==($const point& p$1,$ const point& p$2)$return $($p$1.$x$)==$ p$2.$x$))$ && $($p$1.$y $()==$ p$2.$y$())$;b$)$ bool operator $==($const point& p$1,$ const point& p$2)\{$return $($pl$.$get x$)==$ p$2.$get$\_$x$)$ && $($p$1.$get$\_$y$()==$ p$2.$get$\_$y$())$; c$)$ bool operator $==($const point& p$1,$ const point&