A、His diploma and degree certificate. B、His identification card and passport. C、His student ID and passport. D、A letter that pro

M: Hello. I’d like to open a bank account.
W:(19)What type of account do you want?
M:(19)Well, I’m going to London University in October and I need somewhere to deposit my grant.
W: Well, who pays your grant?
M: The British Council.
W:(19)You could open a student account.
M: What does it offer?
W:(20)Oh, normally, you’d receive a cheque book. You would also get a connect card which you can use in our machine at any branches. Besides, it can also be used for a check guarantee card.
M: Sorry, what is that?
W: A check guarantee card enables you to cash up to 50 pounds without prior arrangement at most banks in the UK. And you’ll need it in shops, hotels, etc. because it guarantees that your check will be honored.
M: I see. Will I get interest on the money in my student account?
W: Yes, you will get a small amount of interest, i. e. up to 500 pounds, interest is 4%. 500 pounds and more, the interest goes up to 6%.
M: What other advantages does the student account have?
W: Well,(21)we offer a 250 pounds overdraft limit at our lower rate of interest.
M: Can I open a student account then? What do I need?
W:(22)You need a letter to prove that you have got a grant from some authority and your identification such as your passport.
M: OK, I will bring them later. Thank you for your time.
19. What is the most probable relationship between the speakers?
20. What does the student account offer?
21. What can we learn about the advantages of student accounts from the conversation?
22. What does the man need if he wants to open a student account?