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: Honours and legacy In 1929, Soviet writer Leonid Grossman published a novel The d'Archiac Papers, telling the story of Pushkin's death from the perspective of a French diplomat, being a participant and a witness of the fatal duel.
Sent 2: The book describes him as a liberal and a victim of the Tsarist regime.
Sent 3: In Poland the book was published under the title Death of the Poet.
Sent 4: In 1937, the town of Tsarskoye Selo was renamed Pushkin in his honour.
Sent 5: There are several museums in Russia dedicated to Pushkin, including two in Moscow, one in Saint Petersburg, and a large complex in Mikhaylovskoye.
Sent 6: Pushkin's death was portrayed in the 2006 biographical film Pushkin: The Last Duel.
Sent 7: The film was directed by Natalya Bondarchuk.
Sent 8: Pushkin was portrayed onscreen by Sergei Bezrukov.
Sent 9: The Pushkin Trust was established in 1987 by the Duchess of Abercorn to commemorate the creative legacy and spirit of her ancestor and to release the creativity and imagination of the children of Ireland by providing them with opportunities to communicate their thoughts, feelings and experiences.
Sent 10: A minor planet, 2208 Pushkin, discovered in 1977 by Soviet astronomer Nikolai Stepanovich Chernykh, is named after him.
Sent 11: A crater on Mercury is also named in his honour.
Sent 12: MS Alexandr Pushkin, second ship of the Russian Ivan Franko class (also referred to as "poet" or "writer" class).
Sent 13: Station of Tashkent metro was named in his honour.
Sent 14: The Pushkin Hills and Pushkin Lake were named in his honour in Ben Nevis Township, Cochrane District, in Ontario, Canada.
Sent 15: UN Russian Language Day, established by the United Nations in 2010 and celebrated each year on 6 June, was scheduled to coincide with Pushkin's birthday.
Question: Sergei Bezrukov portrayed Pushkin onscreen in what film? (A) The last poet (B) Pushkin: The Last Duel.

Ex Output:
B.

Ex Input:
Paragraph- Sent 1: If you have a mass of 50 kg on Earth, what is your weight in newtons?
Sent 2: An object with more mass is pulled by gravity with greater force.
Sent 3: Mass and weight are closely related.
Sent 4: However, the weight of an object can change if the force of gravity changes.
Sent 5: On Earth, the force of gravity is the same everywhere.
Sent 6: So how does the force of gravity change?
Sent 7: It doesnt if you stay on Earth.
Sent 8: What if we travel to another planet or moon in our solar system?
Sent 9: Look at the photo of astronaut Edwin E. Aldrin Jr. taken by fellow astronaut Neil Armstrong in the Figure.
Sent 10: They were the first humans to walk on the moon.
Sent 11: An astronaut weighs less on the moon than he would on Earth.
Sent 12: This is because the moons gravity is weaker than Earths.
Sent 13: The astronauts mass, on the other hand, did not change.
Sent 14: He still contained the same amount of matter on the moon as he did on Earth.
Sent 15: If the astronaut weighed 175 pounds on Earth, he would have weighed only 29 pounds on the moon.
Sent 16: If his mass on Earth was 80 kg, what would his mass have been on the moon?
Sent 17: [Figure 3].
Question: This unit of measurement can be used instead of pounds. What is it? (A) Kilograms (B) Newtons.

Ex Output:
A, B.

Ex Input:
Paragraph- Sent 1: LONDON, England (CNN) -- The most eagerly anticipated animated film this year hits big screens this weekend, as "The Simpsons Movie" opens worldwide.
Sent 2: The Screening Room spoke to creator Matt Groening and writer Al Jean in London about everyone's favorite two-dimensional yellow family.
Sent 3: Simpsons supremo Matt Groening with his creations at the film's premiere in Springfield, Vermont Matt Groening told the Screening Room that fans had driven the demand for the movie.
Sent 4: "We've had fans clamoring for a movie for the past 18 years," he said.
Sent 5: The film has taken four years to come to fruition, as writer Al Jean explained.
Sent 6: "What really held us up for a long time was to have enough people to do the show and the movie," he said.
Sent 7: "We talked for a while about doing the movie after the show is done, but the show is never done!
Sent 8: So it really started in earnest in 2003, when we started working on this story that became the movie."Sent 9: Technology has also played its part.
Sent 10: Jean continued, "The technology to do this film really wasn't even around five years ago.
Sent 11: For example, there was this joke I once pitched and David Silverman, the director, started drawing and as I was pitching it, it went into the film and it was cut a day later.
Sent 12: To go from pitch to cut in two days is pretty impressive."Sent 13: Its creators hope that "The Simpsons Movie" will both satisfy long-term fans and bring Homer and Marge's family to a new audience.
Sent 14: Groening told the Screening Room, "This movie is designed to both honor the people who have loved the show all this time, so there's lots of little details for them in the movie, little characters and stuff who they know and love, but we also want people who don't know the family to not be completely confused.
Sent 15: It is a complete movie experience, but again, we have a lot of little details that only the really, true die-hard fans are going to get."Sent 16: And fans can expect to be entertained by plenty of cartoon mishaps.
Sent 17: Groening said, "When you see somebody fall off the roof in a live-action film, it's funny -- we all love it.
Sent 18: But it's not as funny as when Homer falls off the roof.
Question: What was the name of the interviewing entity that spoke with the film's creator? (A) Matt Groening (B) Green room (C) two-dimensional yellow family (D) The Screening Room (E) The Screen Room (F) Al Jean.

Ex Output:
D.