Read the following extracts and answer the questions that follow:

"Monsieur," returned Robichon, 'We are in deep consideration of our latest parts. We shall be pleased to give you our attention at some other time." To what 'part' is Robichon referring?

The latest 'parts' that Robichon referred to in the above lines were the newly decided solemn role that they were going to play for their big acts. Both of them had mutually decided to present themselves in a dignified and serious roles, rather than their unvaried comic roles, and deliver their respective acts and prove their versatility.