Please write your answers with your explanations. Thank you!

Code Tracing class Course (object): def init (self, coursename = "', credit hrs 3, section =''): self.name cou r sename self.credit hrs-credit hrs self.section section def str (self) return "Name: Hours: Section: (".format (self.name, self.credit hrs, self.section) class Schedule (object): def init (self,student-''): self.student-student self.courses def str (self): return " hasclasses".format (self.student, len (self.courses)) self-courses [course. name] course if coursename in self.courses: def add_course (self, course) def remove_course (self, coursename) self.courses.pop (coursename) def credit hours (self): total int-0 or key, value in self.courses.items : total int +value.credit hrs return total int chemlCourse ("CHEM 101", 5, "1131" algebraCours "MATH 111", 3, "1111") philosophy-Course("HUM 150", 3, "1000" physics Course ("PHY 112", 4, "1101") film course ("DRA 222", 2, "3291") jeff_sched Schedule ("Jeff Winger") ieff sched.add course (chem1) jeff_sched.add_course (algebra) jeff_sched.add_course (physics) abed sched- schedule ("Abed Nadir") abed sched.add course (film) abed sched.add_course (algebra) film.credit hrs- 4 What are the values of the following? (2 Points Each ) str(chem1) str(jeff_sched) str(abed sched) jeff sched.credit_hours() - abed sched.credit hours Code Tracing class Course (object): def init (self, coursename = "', credit hrs 3, section =''): self.name cou r sename self.credit hrs-credit hrs self.section section def str (self) return "Name: Hours: Section: (".format (self.name, self.credit hrs, self.section) class Schedule (object): def init (self,student-''): self.student-student self.courses def str (self): return " hasclasses".format (self.student, len (self.courses)) self-courses [course. name] course if coursename in self.courses: def add_course (self, course) def remove_course (self, coursename) self.courses.pop (coursename) def credit hours (self): total int-0 or key, value in self.courses.items : total int +value.credit hrs return total int chemlCourse ("CHEM 101", 5, "1131" algebraCours "MATH 111", 3, "1111") philosophy-Course("HUM 150", 3, "1000" physics Course ("PHY 112", 4, "1101") film course ("DRA 222", 2, "3291") jeff_sched Schedule ("Jeff Winger") ieff sched.add course (chem1) jeff_sched.add_course (algebra) jeff_sched.add_course (physics) abed sched- schedule ("Abed Nadir") abed sched.add course (film) abed sched.add_course (algebra) film.credit hrs- 4 What are the values of the following? (2 Points Each ) str(chem1) str(jeff_sched) str(abed sched) jeff sched.credit_hours() - abed sched.credit hours