Sentence 1: Nate asked Benny who took his wallet. 
 Sentence 3: However, Nate's mom said that she didn't have anything 
 Sentence 4:  Nate returned to Benny to ask if he was lying 
 Sentence 5:  When they met, the wallet was in his hand 
 Option 1: Some guy mugged him on his way home from work. 
 Option 2: Benny told him that his mom had the wallet.