Critical Thinking. Read the opinions about detective fiction. Which say that crime fiction isn’t a good thing? 1) It helps people understand criminal behaviour. 2) It makes us accept crime as a normal thing. 3) Some people copy things they read in books or see on television. 4) It’s important to read about crime and maybe we can prevent crimes happening. 5) It makes you think the world is dangerous. 6) Reading it makes people use their brains more.