Answer:
The Canterbury Tales is a frame narrative, or a story told around another story or stories. The frame of the story opens with a gathering of people at the Tabard Inn in London who are preparing for their journey to the shrine of St. Becket in Canterbury.
Explanation:
Im not 100% sure but i think it is d
They are the author's memories and impressions with the man he based Life of Pi off of. If you read the introduction(which is all in italics) he talks about how he came to write the book, and one thing the author mentions is the first meeting of real-life Piscine. So while the story is going on, the author adds in his thoughts on the main character.
I would say the answer is D.