b) Write a complete dass definition for onlineClass that includes the following methods: 1) A normal constructor II) A mutator method to initialize its additional data member. 11) An accessor method. iv) An overriding printer method named toString() that displays information of online class. v) Processor method named calculate Fee () that returns the price after discount. The fee is calculated based on the following table: Discount rate (%) Program Code Undergraduate Postgraduate COMP 40 30 ENG 35 25 "Basic fee for undergraduate and postgraduate are RM1600 and RM2100 respectively. (10 marks) c) Write the main program to perform the following tasks: 1) Create an array of ONE HUNDRED (100) onlineClass objects named online. 1) Input and store all information about students into the array. iii) Update program code from ENG to COMP for student ID "2017111222". iv) Calculate and display the total fee collected from engineering program for undergraduate students. v) Display the program code enrolled by a student named "Alexander". (10 marks) b) Write a complete dass definition for onlineClass that includes the following methods: 1) A normal constructor II) A mutator method to initialize its additional data member. 11) An accessor method. iv) An overriding printer method named toString() that displays information of online class. v) Processor method named calculate Fee () that returns the price after discount. The fee is calculated based on the following table: Discount rate (%) Program Code Undergraduate Postgraduate COMP 40 30 ENG 35 25 "Basic fee for undergraduate and postgraduate are RM1600 and RM2100 respectively. (10 marks) c) Write the main program to perform the following tasks: 1) Create an array of ONE HUNDRED (100) onlineClass objects named online. 1) Input and store all information about students into the array. iii) Update program code from ENG to COMP for student ID "2017111222". iv) Calculate and display the total fee collected from engineering program for undergraduate students. v) Display the program code enrolled by a student named "Alexander". (10 marks)