In a magic square each row, column and diagonal have the same sum. Check which of the following is a magic square.

Explanation

To determine if a square is a magic square, we need to check if the sums of each row, each column, and both diagonals are equal. Let's analyze the given square step by step.

### Step 1: Identify the Square
Let's assume the square is represented as follows:

```
Row 1: a1, a2, a3
Row 2: b1, b2, b3
...