In India, which one of the following compiles information on industrial disputes, closures, retrenchments and lay-offs in factories employing workers ?

1. The question asks to identify the organization in India responsible for compiling data on specific labour-related events like industrial disputes, closures, retrenchments, and lay-offs in factories. 2. The Labour Bureau, an attached office of the Ministry of Labour & Employment, Government of India, is mandated to collect, collate, and disseminate statistics related to various aspects of labour. 3. This includes collecting information on industrial disputes, closures, retrenchments, and lay-offs in registered factories and other establishments. 4. The Central Statistics Office (now NSO) deals with broader economic statistics. 5. The Department for Promotion of Industry and Internal Trade focuses on industrial policy. 6. The National Technical Manpower Information System focuses on data related to technical personnel. 7. Therefore, the Labour Bureau is the correct answer.