Conversation 2M: How much is the Computer

问题：

Conversation 2

M: How much is the Computer X-505

W: It’s $700, sir. It’s the most popular today among our clients.

M: Is there any discount if I buy twenty

W: It depends on the method of payment, sir. If you pay in cash, we’ll give you a discount of 10%.

M: Fine. What sort of guarantee do you offer

W: The guarantee includes parts and labor, and it’s valid for two years.

M: Is there any extra charge for the delivery

W: No, sir. No extra charge for the delivery.

M: OK. And what about the delivery time

W: Well, we can deliver the computers from stock. If you’re in this city, we’ll deliver the computers to you within 2 hours.

M: Good.

How will the man pay for the computers （）

A. By check.

B. By cash.

C. By credit card.

D. By account.