Read the following context and answer the question.
Context: The middle kids ( ages 8 , 6 , and 5 ) need some encouragement getting their jobs done , too . ( They have a separate chart for jobs that they can better handle . ) They ask if they can watch a movie , and I tell them that the family room must be cleaned first . Grumbling ensues .
Question: What may be the reason for the kids grumbling ?
Answer:


They do n't like to do their chores .