(Solved): 3.2. Use module design principles to optimise the following class diagram. You are allowed to a ...

3.2. Use module design principles to optimise the following class diagram. You are allowed to add your own user-defined classes. Add the following details to your solution: i. A department should have at least one (1), and a maximum of six (6) lecturers. ii. A department should have at least one (1) and a maximum of four (4) professors. One of the professors should be the line manager for the department. iii. A department should have one and only one administrator.