单项选择题

Patient: Excuse me, miss. I made an appointment to see Dr. Smith at 4 o'clock this afternoon. My name is Ralph Williams.
Nurse: Let me check, ... yes, Mr. Williams.().You may go in now.

A.Dr. Smith is hoping you now
B.Dr. Smith is wishing you now
C.Dr. Smith is expecting you now
D.Dr. Smith is waiting you now