Sentence 1: Javier was doing his usual commute home from work. 
 Sentence 3: The more he drove the worse the pain got 
 Sentence 4:  Javier drove himself straight to the hospital 
 Sentence 5:  When he arrived they had to operate, his appendix had ruptured 
 Option 1: His foot began to hurt badly. 
 Option 2: His stomach began to hurt badly.