- A(a)
- B(b)
- C(c)
- D(d)
Step-by-Step Solution
Every row and every column has one arrow pointing up, one pointing right and one pointing down, and each column keeps one colour (orange, blue, yellow). The last column is yellow and still needs an arrow pointing right: (a). (b) points left, which appears nowhere in the grid, (c) repeats the up arrow of its column and (d) has the wrong colour.
Answer: A) (a)