Sentence 1: Janice got a new roof put on her house and went out to look at it. 
 Sentence 3: Janice suffered a deep laceration to her foot and went to a hospital 
 Sentence 4:  The roofer refused to pay her medical bills and denied responsibility 
 Sentence 5:  Janice obtained a lawyer, suing the roofer for negligent injury 
 Option 1: She stepped on a piece of metal carelessly left behind by the roofer. 
 Option 2: She stepped on a hardhat carelessly left behind by the roofer.