Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
Anna and Ms White are meeting in a bookshop.
Anna: "Good morning, Ms White. How are you?" Ms White: "Hi, Anna. . And you?"
A.I'm looking for a book
B.I'm fine, thanks
C.I'm not working today
D.I'm forty years old