What are sparsit the charwoman and the cook doing at scrooge's house?

Sparsit the charwoman and the cook are at Scrooge's house to prepare for the potential sale of his belongings after his death. They are scavenging through his possessions, viewing them as opportunities to take what they can for themselves. Their presence underscores the indifference and greed surrounding Scrooge's lonely life, highlighting the stark contrast between how he lived and how others perceive his worth. This scene reflects the themes of exploitation and moral decay in Dickens' narrative.