Consider the following pairs:
| Labor Code | Aim |
| 1. Code on Wages, 2019 | to regulate wage and bonus payments in all employments |
| 2. Code on Social Security, 2020 | Consolidates nine laws related to social security and maternity benefits. |
| 3. Industrial Relations Code, 2020 | to improve the business environment by reducing the labour compliance burden of industries. |
| 4. Occupational Safety, Health and Working Conditions Code, 2020 |
Regulate the health and safety conditions of workers in all mines and docks |
How many pairs given above are correctly matched?
1
Only one pair
2
Only two pairs
3
Only three pairs
4
All four pairs