The table given below shows the number of pens and pencils sold by the 6 shops.
| Shops | Pen | Pencil |
| S1 | 63 | 104 |
| S2 | 84 | 98 |
| S3 | 38 | 116 |
| S4 | 53 | 37 |
| S5 | 62 | 59 |
| S6 | 78 | 78 |
Total number of pencils sold by S3, S4 and S6 are how much more than the total number of pens sold by S1, S2 and S3?
1
34
2
46
3
28
4
22