Can someone help me in finding out the right answer from the given options. The Taft Hartley Act of 1946 made it illegal to encompass a: (1) Right-to-work law passed by the state legislature. (2) Conviction for the misdemeanor and serve as union officer. (3) Union for the agricultural migrants or government workers. (4) Closed shop agreement which prevents hiring non-union workers. (5) Yellow dog contract or blacklist of potential trouble-makers.