The tertiary division of an institution is divided into six schools namely, the School of Information and Communication Technology, School of Education, School of Law, School of Management, School of Humanities and Social Sciences and School of Finance and Accounting. Each school has a Programme Manager which oversees the operations of a school on a campus level. Each school also has several students enrolled in qualifications offered by the school. Draw a class diagram that will show how the information contained in the short scenario can be represented. Include at least one attribute in each class. For each attribute, specify a getter and setter method. Show the access specifiers. (25) Briefly explain the differences between constructors and destructors. Make use of examples to substantiate your explanation. (10)