Question 1
In this 3×3 matrix, each row and column must contain one circle, one square, and one triangle.
Row 1: [●] [■] [▲]
Row 2: [▲] [●] [■]
Row 3: [■] [▲] [?]
Which shape completes the pattern?
Each row has a cyclic permutation. Row 3 needs a circle to complete the set.