Final answer:
It is impossible to provide an exact answer to what Agatha gave Sophie for her birthday without additional context or information about the narrative or characters involved.
Step-by-step explanation:
The details of what Agatha gifted Sophie for her birthday are not specified in your question, which makes it challenging to offer an accurate answer. This information could reference a book, a piece of literature, or a fictional narrative. To provide an accurate and detailed response, it would be essential to know the context in which Agatha and Sophie exist – whether they are characters in a novel, a play, a movie, or any other work of fiction. Therefore, without further context or information about the narrative or characters in question, it is impossible to provide an exact answer.