Sentence 1: Shawn is out shopping one day. 
 Sentence 3: After buying his jeans he walks by an animal shop and sees a dog 
 Sentence 4:  Shawn falls in love with the dog at the store 
 Sentence 5:  Shawn buys the dog and the two become best friends 
 Option 1: He bought cat food. 
 Option 2: He needed a good pair of jeans at the Mall.