Consider the following compound and their uses:
| S.No | Compound | Uses |
| 1. | Phenol | Helping the skin to shed dead cells |
| 2. | Glycol | antifreeze element |
| 3. | Glycerol | moisturizing agent |
| 4. | Salicylic acid | bakelite |
Which of the above pairs is correct?
1
1 pair only
2
2 pairs only
3
3 pairs only
4
All of the above
5
Question Not Attempted