Theo Jones, a production worker at the Iron side Manufacturing Company, has worked this job for three years. He decided not to join the United Production Workers International, the union representing workers at his company. However, heis still required to pay monthly union dues because he benefits from the collective-bargaining agreement that the union negotiated with the company, He works where the union is a(n) Multiple Choice closed shop. agency shop. right-to-work provision. union shop. checkoff provision