Sentence 1: Ava and Ari fought all the time. 
 Sentence 3: Then I went off to join the Army 
 Sentence 4:  In his absence, Ava noticed a strange thing 
 Sentence 5:  She actually missed her brother Ari! 
 Option 1: Ava and Ari decided to never speak again. 
 Option 2: Ava often wished she had no brother.