Kleinman Contracting has a number of construction projects underway, including a school, a restaurant, and an auto repair shop. Each project is separately insured. To avoid double coverage on workplaces that are insured separately or self-insured, what endorsement should Kleinman Contracting attach to its workers compensation policy? (Search Chapter 2) a. the workplaces-other insurance endorsement b. the designated workplaces exclusion endorsement c. the specified workplaces exclusion endorsement d. the separate insurance endorsement