Does anyone know monkey

Why does black lung aka arthur morgan let only jhon and abigail go and not sadie in the last chapter

What is the main source of conflict in this passage? lee grew up near the old-growth forest. she loved wandering the trails and looking at the natural beauty around her. but the city council recently approved plans to cut down the forest in order to build a shopping center and apartment buildings. the council believed the development would create new jobs and provide more affordable housing. lee was upset when she heard about the plans to destroy her beloved forest, and she vowed to do something to save it.

Why do u think the boys care so much about being called by their nick names from the movie holes