Consider the following for the definition of principal employer under Inter-state Workmen Regulation Act, 1979.<br>1. It is the head of that office or department in any department of the government.<br>2. In a factory, the owner or occupier of the factory and where a person has been named as the manager of the factory under the Factories Act, 1948.<br>3. In a mine, the owner or agent of the mine and where a person has been named as the manager of the mine.<br>4. In any other establishment, any person responsible for the supervision and control of the establishment.

Correct Answer: 1, 2, 3 and 4