You are given a paragraph, a question and some answer options (associated with "A", "B", "C", "D", etc.) You need to list all the correct answer options with their associated letters (e.g. "A" can be a valid answer). Note that sometimes, more than one option can answer the question correctly and completely. In those cases, please generate all such options separated by a comma (e.g. "A, B" is a valid answer). Do not generate anything else apart from one or more of the following characters: 'A', 'B, 'C', 'D', etc.

Ex Input:
Paragraph- Sent 1: Eric , a young boy , is excited about his birthday after reading a book and believes that a train will come for him , despite his sister Jill's disbelief .
Sent 2: A few hours later , the train station's control tower wakes up and in the roundhouse , Tillie , a young little blue switcher engine , along with her best bird friend , Chip , wakes up four other trains : Georgia , a kind all-purpose engine , Farnsworth , a stuck-up passenger engine , Jebediah , a worn-out old engine , and Pete , a gruff , burly freight engine .
Sent 3: After the tower assigns Farnsworth and Pete their jobs , Tillie tries to help with the milk train assigned to Jebediah , but the tower insists that she is too small for the job .
Sent 4: Georgia is assigned to pull the birthday train .
Sent 5: A clown named Rollo leads the toys into the train , including Stretch , a basketball player ; Missy , a ballerina ; a Handy Pandy , a panda ; Perky , an elephant ; and Grumpella , a stuffed bird .
Sent 6: During her journey , Georgia breaks down and is taken back to the roundhouse by Doc .
Sent 7: Left behind , Rollo eventually takes Doc's advice of flagging down one of the other engines returning from their daily runs over the mountain .
Sent 8: Farnsworth and Pete turn down their offers to pull the train .
Sent 9: Meanwhile , Tillie asks the tower to rescue the stranded train , but he insists that Tillie will never do the job .
Sent 10: Jebediah turns down his offer to pull the train because of his age , and returns to the roundhouse .
Sent 11: Chip and Tillie sneak past the sleeping tower and pulls the birthday train up a mountain .
Question: What kind of train engine is assigned to pull the birthday train? (A) A stuck-up passenger engine (B) Georgia (C) Farnsworth (D) A kind all-purpose engine (E) Pete (F) A worn-out old engine.

Ex Output:
B, D.

Ex Input:
Paragraph- Sent 1: The driver of the Facel Vega car, Michel Gallimard, who was Camus's publisher and close friend, also died in the accident.
Sent 2: In August 2011, the Milan newspaper Corriere della Sera reported a theory that the writer had been the victim of a Soviet plot, but Camus's biographer, Olivier Todd, did not consider it credible.
Sent 3: Camus was buried in the Lourmarin Cemetery, Lourmarin, Vaucluse, France.
Sent 4: He was the second-youngest recipient, at the age of 44, of the Nobel Prize in Literature, after Rudyard Kipling, at the age of 42.
Sent 5: He was survived by his wife and twin son and daughter, Jean and Catherine, who hold the copyrights to his work.
Sent 6: Two of Camus's works were published posthumously.
Sent 7: The first, entitled A Happy Death (1970), featured a character named Patrice Mersault, comparable to The Stranger's Meursault.
Sent 8: There is scholarly debate as to the relationship between the two books.
Sent 9: The second was an unfinished novel, The First Man (1995), which Camus was writing before he died.
Sent 10: The novel was an autobiographical work about his childhood in Algeria.
Question: Which novel out of the two posthumous was unfinished? (A) An autobiographical novel about his adult life as a writer (B) Camus didn't have an unfinished novel that got published (C) A Happy Death (D) Friends (E) The First Man.

Ex Output:
E.

Ex Input:
Paragraph- Sent 1: Hotel California Fact: Sound is a vibration.
Sent 2: Sound travels as a mechanical wave through a medium, and in space, there is no medium.
Sent 3: So when my shuttle malfunctioned and the airlocks didn't keep the air in, I heard nothing.
Sent 4: After the first whoosh of the air being sucked away, there was lightning, but no thunder.
Sent 5: Eyes bulging in panic, but no screams.
Sent 6: Quiet and peaceful, right?
Sent 7: Such a relief to never again hear my crewmate Jesse natter about his girl back on Earth and that all-expenses-paid vacation-for-two she won last time he was on leave.
Sent 8: I swore, if I ever had to see a photo of him in a skimpy bathing suit again, giving the camera a cheesy thumbs-up from a lounge chair on one of those white sandy beaches, I'd kiss a monkey.
Sent 9: Metaphorically, of course.
Sent 10: Fact: If, before all the air is sucked out of the ship, a person is so lucky to have stuffed him or herself into a space suit, that person has less than twenty-four hours to live.
Sent 11: This is more than the person would have sans space suit.
Sent 12: Me, I found a space suit, but it was statistically unlikely that I, and whomever else has followed suit (pun intended), would manage to repair our ship before the less-than-twenty-four hours are up; yes, studies have been done.
Sent 13: So, twenty-four hours.
Sent 14: Give or take.
Sent 15: About the time I was composing my last words in my head, trying not to think too much about what suffocating felt like, that's when I heard a bell.
Question: Was the air really sucked out of the shuttle? (A) No, it was sucked away from the narrator's space suit (B) Yes, because the shuttle malfunctioned (C) No, there was just a lighting and a thunder (D) No, because the narrator heard a bell at the end.

Ex Output:
B, D.