A．go to the teacher’s office after should.B．make an app……

Questions 17 - 20 are based on a teacher’s course description. You now have 20 seconds to read Questions 17 - 20.If a student wants to discuss questions with the teacher, he/she should



A．go to the teacher’s office after should.
B．make an appointment in advance.
C．go to the teacher’s at working hours.
D．discuss the questions in class.