50. What can be inferred from the article? (A) This is not the first time that Ishiguro deals with themes related to loss. (B) Kazuo Ishiguro is without a doubt a sci-fi novelist who only works on the topic. (C) The writer believes the author has patronized his readers with an unrealistic vision about the future. (D) Klara and the Sun condemns how artificial intelligence would take over the world ultimately. (E) Klara and the Sun puts forward technological advancement in order to avoid controversies.