For the code below, provide an answer to each question: i) What is the coupling type between the calculate average methods (exam_average, quiz_average,...) in the class GradeBook? (explain your answer) ii) Is this a good or bad situation? (explain) class Studenti String first_name; String last_name; String address; String ID; String Classification; int [] exams; int () homeworks; int ( quizes; int [] labs; } public class GradeBook { Student student = new Student(); float final_grade; public float exam_average () { int i; int exam_total = 0; for (i = 0; i