Question 4. [Marks: 15]Draw a class diagram representing this structure of University. Clearly identify the relations and attributes against each class. A University usually structures itself by dividing itself into multiple schools. Each school could have one or multiple departments and can be described by its name, address and phone number. Each school is authorized to Add and Remove Student, Ger Student, Add and Remove Department and Get Department. A Department however can be identified by its unique name is part of a school and is authorize to Add and Remove Instructor and be able to get all or single instructor data.One or multiple instructors can be assigned to each or multiple departments, represented by their unique names. Similarly, each instructor may or may not be the chairperson of the department also. Besides each instructor is responsible to teach multiple courses. Each course should have its name and Course ID. Multiple Students are also member of one or multiple schools. Each Students should have a name a student ID and multiple students attends multiple courses