A、Department store. B、Hotel. C、Sports center. D、Cinema. BWhich of the following items wasn’t mentioned in the conversation?

W: It seems like new inventions come out almost every day.
M: Yes, we may well call our time "The Age of New Inventions."
W: I’ve heard of: "the Computer Age", "The Internet Age", "The IT Age", and "The Age of Cloning" ,but I’ve never heard theat phrase before.
M: Thanks to advances in science and technology, our lives are becoming easier.
W: Yes, indeed. They have not just changed our way of life, but our ideas as well.
M: That’s true. However, they have also brought about some side effects.
W: I agree. Just think of the harm from crime committed through the Internet.
M: And children may be the most likely online victims. Nevertheless, what I’m most worried about is human cloning.
W: Me, too. I fully support the idea of banning all kinds of experiments involving human cloning.
M: I just can’t bear to live among clones.
W: That’s totally unbearable.
Q9. What’s the topic of this conversation?