Adil arranges a circuit using five inter-connected rings as shown in the figure. The bulb glows in this arrangement. Which ring(s) should Adil remove from arrangement to STOP the bulb glowing?

The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?