单项选择题

Visiting the doctor can be confusing (令人糊涂的). Often. you must wait a long time to see the doctor. When you finally scc the doctor. it is often just for a short lime. so it’s important to be pmpared to speak to tile dovtor and to undersland what the doctor tells you.
What do people do before they see the doctor

A. They have to wait a long time.
B. They have to talk to the nurse first.
C. They have to make a lelephone with the doctor.