Final answer:
The question about Agatha’s belief concerning Professor Dovey’s actions cannot be answered due to the lack of context or detailed information in the provided references.
Step-by-step explanation:
The question regarding Agatha's belief about Professor Dovey's actions is not directly addressed in the given reference texts. Without a specific context or more detailed information about the story or characters mentioned, it is challenging to provide an accurate response. It's essential in answering English literature questions to have the necessary context to understand character motivations, relationships, and plot developments. In this case, without additional information about Agatha or Professor Dovey, their story cannot be effectively analyzed or discussed.