The ompa loompa played an important role in conveying Roals Dahl’s massage to the reader . Explain

The Oompa-Loompas and their songs symbolize the conscience or the voice of reason as the group moves through the factory and the children are punished one by one. The Oompa-Loompas exist to vocalize a very important lesson after each child's elimination, for both readers and the remaining characters.