A table fan stands under a mirror fixed flat on the ceiling (dashed line). Which panel shows the fan as seen in the ceiling mirror?

A flat mirror above turns the picture upside down but keeps left and right: the round guard is now at the bottom and the base with its orange switch on the RIGHT end is at the top: (d). (a) is the fan itself, (b) moves the switch to the left and (c) is upside down and reversed.