Sentence 1: Lucy rented The Predator from Blockbuster. 
 Sentence 3: Lucy pretended not to know 
 Sentence 4:  She knew her grandma wouldn't approve of the violence 
 Sentence 5:  Her grandma gave her a squinting look, but allowed her to rent it 
 Option 1: She had no clue what it was about. 
 Option 2: Her grandma asked her what it was about.