Sentence 1: Liz wanted to get a dog. 
 Sentence 3: She saw lots of very nice dogs who needed good homes 
 Sentence 4:  One sad-looking, big, brown mutt jumped up on her 
 Sentence 5:  Liz adopted him immediately 
 Option 1: She went to the local animal shelter. 
 Option 2: She went to a designer breeder.