Sentence 1: Sarah awoke one cold night to a strange noise coming from her window. 
 Sentence 3: As she was walking to the window she saw a small shadow 
 Sentence 4:  She opened the curtain and was happily surprised 
 Sentence 5:  It was a tiny kitten scratching to get in from the cold 
 Option 1: She got out of bed to go see what it was. 
 Option 2: She was too tired to get out of bed and see what it was.