Sentence 1: Sarah only had a carrot for lunch. 
 Sentence 3: She shook off their jeers and told them it was very healthy 
 Sentence 4:  She offered them a piece of her carrot 
 Sentence 5:  The friends all accepted her offer and enjoyed the carrot 
 Option 1: Her friends made fun of her strange choice for lunch. 
 Option 2: Her friends gave her a hamburger for lunch instead.