Sentence 1: My mom saw several dishes in the sink. 
 Sentence 3: Although all of us said no, my mom assumed it was my brother 
 Sentence 4:  She ended up grounding him for a month 
 Sentence 5:  I kept my mouth shut since I was the one who created the dishes 
 Option 1: She asked my siblings and I if any of us caused the pile. 
 Option 2: We all apologized and cleaned up the mess together.