$(1$ point$)$ You are $at$ the point $(2,4,3),$ standing upright and facing the $yz-$plane. You walk $3$ units forward, turn left, and walk another $3$ units.

What $is$ your final position?

Consider the point $of$ view $ofan$ observer looking $at$ the coordinate system $as$ shown below:

Complete the following sentence about your final position:

You are

the $xz-$plane,

the $yz-$plane, and

the $xy-$plane.