Divide the passage in two paragraphs. 1. what is the main idea/topic? - 2. what is the new topic in the second paragraph

1. imaginary persons in a novel believable characters 2. characterization long prose narrative 3. real in the fictional world of the novel creation of characters 4. the novel world of fiction 5. world of the novel characters i need the answer

Urgently need to do with 1-20. you very much!

During the industrial age, what was one important way businesses told consumers about new products? through phonographs through telephones through telegraphs through catalogues