Books that are surrounded by oxygen will turn yellow, so basically, all books since oxygen is constantly surrounding us. Oxygen-rich conditions are very bad for paper, which gives them the yellow tiny. This is actually called lignin oxidation! Lignin oxidation gives it a yellow or brown colour as you said. Yellow comes first, then brown after.
I hope this helped a bit! :)
C. foreshadowing this foreshadows what is soon to come as you go deeper into the story.
Answer:C Directors have dramatic license to interpret a story in any way they choose
Explanation: