Sentence 1: Bill fell off his bike and twisted his arm. 
 Sentence 3: Bill purchased a wrist brace from a local store 
 Sentence 4:  Bill put the brace on as instructed 
 Sentence 5:  The brace helped a lot, and Bill was able to work 
 Option 1: He had lingering pain in his wrist, and had trouble working. 
 Option 2: Upon x-ray, his twisted arm turns out to be nothing but a scratch.