Sentence 1: Gemma walked into the bookstore with her $250 dollar book. 
 Sentence 3: The worker took her information down and researched the price 
 Sentence 4:  He said that it's worth $13 dollars 
 Sentence 5:  Gemma quickly refused and walked out of the store 
 Option 1: She went home and decided to keep the book. 
 Option 2: She went to the trade-in section and asked for the trade-in-value.