| Item | 1 | 2 | 3 | ||||
| Option | 1 | 2 | 1 | 2 | 3 | 1 | 2 |
|
| Y1 | Y2 | Y2 | Y1 | Y3 | Y2 | Y1 |
|
| Y3 | Y5 | Y4 | Y6 | Y5 | Y4 | Y3 |
|
| Y4 | Y6 |
|
|
| Y5 | Y6 |