Write the next sentence in the following story.

How to use a router as a switch
Plug the router into an open power outlet.
Plug the router you want to turn into a switch (we'll call this the' switch-router' from now on) into an open power outlet. You should see the power light indicator light up.

Pick your answer from:
(a). This should be located on the back of the router's circuit breaker (just beneath the switch). Turn on the switch and wait for the power to be turned on.;
(b). If your router does not have a circuit breaker, this indicator may only turn off. You can find the light button at the bottom of the router's housing.;
(c). This indicates that the switch-router is receiving voltage and the router is receiving electricity. If the router is not receiving voltage, have the switch-router switch off immediately.;
(d). Hold the reset button on the switch-router for 30 seconds. Look for a small button labeled " reset " and hold it for 30 seconds until all the lights blink off for a few seconds.;. The answer should be
(d).