Explanation:

- Committees like the Works Committee, Safety Committee, and Canteen Management Committee are mechanisms in the workplace.

- Option 1: Workers' participation in management - Correct. These committees exemplify workers having a role in decision-making and management processes related to their work environment and welfare.

- Option 2: Workers' education schemes - These relate to educational opportunities provided to workers, not management participation.

- Option 3: Workers' cooperatives - Involve workers owning and managing businesses collectively, not specific workplace committees.

- Option 4: Workers' suggestion schemes - These focus on soliciting ideas from workers, not their formal participation in management.