the following questions. i) Sindh Industrial Relations Act was enacted on 28th March, 2013. This law applies to all persons employed as workers in all establishments/organizations working in the province of Sindh. This law, however, does not apply to persons employed by few establishments/ organizations. List out such establishments/organizations ? ii) What is the objective of this law? iii) Can you distinguish between strike and lock-out? iv) Who is Collective Bargaining Agent and what are its rights? Explain briefly