Which is one reason subplots are used in novels? a. to distract the reader from the main plot b. to develop the novel’s theme in more depth c. to add irony d. to show that the writer can create a complex story

One reason  why subplots are used in novels is option 'B':

To develop the novel’s theme in more depth.

Subplots help the writer to add complexity to one's story. Also they help distract from the main theme, while you build it. You'll turn your story into a more compelling read.

summer because you get to tan and wear cooler clothes and go to the beach

we would need to be able to read the passage in question to determine which factor allowed david believe he could defeat goliath. post the passage, and i'd love to out.