In a 3×3 matrix, each row contains one circle, one square and one triangle, and each column contains one black, one grey and one white figure. Row 1: black circle, grey square, white triangle. Row 2: grey triangle, white circle, black square. Row 3: white square, black triangle, ?. What is the missing figure?
- AA white circle
- BA black circle
- CA grey circle
- DA grey triangle