Answer:
talk about artificial intelligence and how computers and robots are taking the jobs of humans and putting people out of work.
Explanation:
As in so many mystery novels, Roger Ackroyd is set in a small, isolated community where everybody knows everybody else. The isolated, close-knit setting 1) suggests that the criminal is someone who everybody knows, and 2) creates a paranoid, suspenseful mood, since the criminal is hiding a big secret from their neighbors. It’s also telling that the owners of the two most “important houses” in town are also the two main victims of the novel.
In English, commas should be used within a quote, in order to separate it from the indirect speech, and before the quote, for the same reason.
Thus, this is the correct answer:
"I know you did it," the detective accused the murderer, "and I can prove it!"
"Please remember to watch the gap," the conductor warned.
Convention’s should be conventions.