A、Calling on her parents. B、Teaching. C、Business and pleasure. D、Going back home. C

M: Next. Uh, your passport, please.
W: Okay.
M: Uh, what’s the purpose of your visit?
W: I’m here to attend a teaching convention for the first part of my trip, and then I plan on touring the capital for a few days.
M: And where will you be staying?
W: I’ll be staying in a room at a hotel downtown for the entire week.
M: And uh, what do you have in your luggage?
W: Well, just, just my personal belongings um... clothes, a few books, and a CD player.
M: Okay, please open your bag.
W: Sure.
M: Okay. Everything is fine.
W: Great.
M: By the way, is this your first visit to the country?
W: Well, yes and no. I was born here when my parents were working in the capital many years ago, but this is my first trip back since then.
M: Well, enjoy your trip.
W: Thanks.