Sentence 1: Anna and her mother went to go to the pound to pick out a puppy. 
 Sentence 3: She then saw an old dog in one of the kennels 
 Sentence 4:  Anna decided that she wanted the old dog instead 
 Sentence 5:  Anna and her mother went home with her new best friend! 
 Option 1: Anna liked the spotted one, but he was already adopted. 
 Option 2: They found a great puppy to adopt and went home with it.