Conversation One
9. A. It is used by more people than English.
10. C. The influence of the British Empire.
11. B. It includes a lot of words from other languages.
Conversation Two
12. A. To place an order.
13. C. He is not familiar with the exact details of the goods.
14. C. It depends on a number of factors.
15. D. Ring back when she comes to a decision.