Sentence 1: Sally forgot to pay her electricity bill. 
 Sentence 3: Malek decided to pay the bill for her 
 Sentence 4:  He also told her that she didn't need to pay him back 
 Sentence 5:  Sally got excited and hugged malek 
 Option 1: He began to whine since she couldn't afford the late payment. 
 Option 2: She went online and paid it plus the late fee.