Sentence 1: The button had popped off of Bella's jeans. 
 Sentence 3: Bella used a safety pin to fasten them temporarily 
 Sentence 4:  Bella bought a button to fix the jeans 
 Sentence 5:  Eventually Bella fixed the jeans 
 Option 1: She sewed it back on as Grandma had taught her. 
 Option 2: She really liked the jeans.