- A(b)
- B(a)
- C(c)
- D(d)
Step-by-Step Solution
A flat mirror above (or below) the card behaves like water: top and bottom swap, left and right do not. The orange arrow now points down-right, the blue arrow points DOWN, the green arrow still points left and moves to the top, and the dot goes to the top-right: (b). (a) is the upright-mirror image, (d) a half-turn and (c) a quarter-turn.
Answer: A) (b)