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: Fossils give clues about major geological events.
Sent 2: Fossils can also give clues about past climates.
Sent 3: Fossils of ocean animals on the top of a mountain?
Sent 4: Ocean animals have been found on the Earths tallest mountain.
Sent 5: Its hard to believe, but it is true.
Sent 6: These fossils were found at the top of Mt. Everest.
Sent 7: Mt. Everest is the highest mountain on Earth.
Sent 8: These fossils showed that this entire area was once at the bottom of a sea.
Sent 9: It can only mean that Mt. Everest was uplifted.
Sent 10: In fact, the entire Himalaya mountain range was raised.
Sent 11: It was forced up from the collision of two continents.
Sent 12: Fossils of plants are found in Antarctica.
Sent 13: Now, Antarctica is almost completely covered with ice.
Sent 14: Plants do not grow in Antarctica.
Sent 15: According to fossils, they once did.
Sent 16: This means that Antarctica was once much warmer than it is now.
Sent 17: These fossils tell us about Antarcticas past climate.
Question: What fossils are found?? where plants do not grow? (A) Insects (B) Green plants (C) Mammals (D) Crustaceans (E) Himalaya (F) Plant fossils (G) Mount Everest (H) Antartica.

Ex Output:
F, H.

Ex Input:
Paragraph- Sent 1: Convicted murderer Seth Baxter awakens chained to a table beneath a pendulum blade .
Sent 2: A videotape informs him that crushing his hands between the presses will release him ; he does so , but the blade still swings down and violently cuts him in half , while someone watches through a hole in the wall .
Sent 3: The scene cuts to Agent Peter Strahm , who kills Jeff Denlon in self-defense and is sealed in the sickroom .
Sent 4: He finds a hidden passage with a tape recorder that warns him to stay in the sickroom , but ignores it .
Sent 5: He is attacked by a pig-masked figure in the passage and awakens with his head sealed in a box slowly filling with water , Which he survives by performing a tracheotomy using a pen .
Sent 6: Outside the plant , Detective Mark Hoffman delivers Corbett Denlon to the police and claims they are the only survivors , and is shocked when Strahm is brought out alive as well .
Sent 7: Jill Tuck is met by John Kramer's attorney , who is administering his will .
Sent 8: She is left a box and a videotape , in Which John stresses the importance of the box's contents .
Sent 9: She opens it with a key hung around her neck and then leaves without disclosing its contents .
Sent 10: In a memorial service held for David Tapp , Steven Sing , Allison Kerry , Eric Matthews , and Daniel Rigg , the five officers killed in action , Hoffman is promoted to detective lieutenant .
Sent 11: He is informed of the death of Agent Lindsey Perez while taking Strahm's phone and goes to the hospital to meet Strahm , who says that Hoffman's name was Perez's last words .
Question: What is the name of the convicted murderer? (A) David Tapp (B) Eric Matthews (C) Seth Baxter.

Ex Output:
C.

Ex Input:
Paragraph- Sent 1: The old vaulted church was stripped down: there was no cloth on the altar, just a DJ's toolkit and his beer.
Sent 2: Through the dark, I could see three bolts left in the wall from where they'd taken down the crucifix.
Sent 3: A confessional too beaten-up to have been sold was shaking in a way that suggested activity inside, and where the pews had been taken out, a couple hundred people were testifying to the DJ's moving sermon.
Sent 4: Rachel stepped forward into the crowd while I took a moment to drink in the ceiling's blue-lit, shadowed vault and the light-catching haze from who-knows-what rising between the DJ and the crowd.
Sent 5: There was a terrific echo, each beat reverberating inside of the next, and the old stained-glass windows rattled in their frames.
Sent 6: On the dance floor, people moved with their eyes closed and their hands in the air.
Sent 7: I danced with Rachel for a while, but then something by the bar seemed to be pulling her eyes.
Sent 8: She told me that she was heading for a drink and slipped out of the crowd.
Sent 9: When she hadn't come back halfway through the next song, I glanced over at the bar.
Sent 10: It was just a little set-up where someone had stacked a few crates and brought something alcoholic to share, mostly beer.
Sent 11: Rachel was standing with a plastic cup, looking like she was having a conversation, but I couldn't see anyone else there.
Sent 12: The next time the crowd split, I saw him.
Sent 13: He stood in front of a blue light, so I couldn't see him clearly, but what I saw was memorable.
Sent 14: He wore a jacket of what might have been blue velvet, and his hair gleamed black against his white skin.
Sent 15: The blue haze seemed to stop just shy of his pallor, setting off his striking face without illuminating its details, and his wrists flashed white in the darkness.
Sent 16: He didn't move, just stared and held his drink.
Sent 17: The next time I saw them, his mouth was moving.
Sent 18: She nodded and he took her arm.
Sent 19: I watched them through the crush of dancers as they squeezed along the wall, and the feeling came to me that something was very wrong.
Sent 20: Saturday morning, I woke up and saw that she still hadn't come home.
Question: Who was the girl he was dancing with (A) Rachel (B) Sarah.

Ex Output:
A.