Sentence 1: Emma woke up and noticed something on her window. 
 Sentence 3: She couldn't figure out who had put it there 
 Sentence 4:  She asked around and no one would claim it 
 Sentence 5:  Finally, her friend called and admitted that she had done it 
 Option 1: It was her own reflection. 
 Option 2: It was a doodle of a pirate.