During the pendency of any proceeding before a Board of Conciliation, Labour Court, Tribunal or National Tribunal, which of the following actions cannot be taken by an employer under the Industrial Disputes Act, 1947? 1. Altering in regard to any matter not connected with the dispute, the service conditions applicable to a workman immediately before the commencement of such proceedings 2. Discharging or punishing a workman for a misconduct that is not connected with the pending dispute 3. Discharging or punishing a protected workman after instituting a Disciplinary Committee against him Select the correct answer using the code given below.