| x1 | x2 | x3 | x4 | x5 | |
| x1 | 0 | 1 | 4 | 3 | 6 |
| x2 | 1 | 0 | 3 | 5 | 3 |
| x3 | 4 | 3 | 0 | 2 | 5 |
| x4 | 3 | 5 | 2 | 0 | 1 |
| x5 | 6 | 3 | 5 | 1 | 0 |
Which ONE of the following is the correct representation of the clusters produced ?




.Consider two distinct positive numbers \( m, n \) with \( m > n \). Let \[ x = n^{\log_n m}, \quad y = m^{\log_m n}. \] The relation between \( x \) and \( y \) is -