ERD diagram A company database has the following structure. The company has several departments. Each department has many technical trainers assigned to it. A technical trainer works in only one department. The department offers many technical courses to its employees, and many technical trainers can teach a single course. Technical trainers can also teach more than one course. Many employees enroll for many courses. The minimum number of employees to enroll in a course is five. Draw an ERD for this system using the (min, max) notation