Write exact outcome of the following code. If it raises an Error, write ERROR. Otherwise write the outcome

class Point$($object$)$:

def$\_$init$\_($self$,x,y)$:

self. $x=x$

self. $y=y$

class ThreeDPoint$($Point$)$:

def $\_$init self, $x,y,z)$:

super$().($x$,$y$)$

self. $z=z$

p$1=$ Point $(4,2)$

p$2=$ ThreeDPoint $(4,10,15)$

print$($p$1.$z$)$