Read the following context and choose the best option to answer the question.
Context: I ' m very frustrated right now . Several weeks ago I made an appointment with the endocrinologist my doctor recommended for 09/02/08 . I put in for the day off at work then last Thursday I got a message that they needed to reschedule . They said there was a time available on Wednesday 09/03/08 .
Question: What about the scheduling situation is so frustrating for the speaker ?
Options: 
A. Their expectations are not being met and they are being given the run around
B. They are trying to schedule a birthday party and the appointment time is making this difficult
C. None of the above choices .
D. They want to see a different endocrinologist if possible but ca n't reach the receptionist


A