The answer is b. Hope this helps
I have the same mark and an assignment worth 40 points due tmmr too. Is ur subject English? Would be ironic haha
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.
Tertiary, if the newspaper was reporting, that’s a secondary source. With someone discussing a secondary source, that makes it a tertiary source.