【单选题】

M:Excuse me, I am looking for the textbook by Professor Jordon for the marketing course.

W: I am afraid it’s out of stock. You’ll have to order it.And it will take the publisher 3 weeks to send it to us.
Q: Where did this conversation most probably take place
A、At a publishing house.
B、At a bookstore.
C、In a reading room.
D、In Prof. Jordan’s office.