【单选题】

Questions 11～13 are based on the following talk. You now have 15 seconds to read Questions 11～13. Which of the following statements about the telephone of the future is NOT true

[A] It will be much more complex than the telephone we use today.
[B] It will be more convenient to use than today’s telephone.
[C] You will be able to dial great distances.
[D] There will be no busy lines.