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.

Example Input: Paragraph- Sent 1: Mechanical energy is a combination of the energy of motion or position.
Sent 2: This type of energy describes objects that are moving or could move.
Sent 3: A moving ball can have energy from motion.
Sent 4: An arrow can also have the energy of motion.
Sent 5: Both are types of mechanical energy.
Sent 6: Can you think of some other examples?
Sent 7: Where does the energy of motion come from?
Sent 8: It comes from the energy created by position.
Sent 9: This energy is stored energy.
Sent 10: This means it is not moving yet, but it has the potential to move.
Sent 11: How can you store energy?
Sent 12: The arrow gains energy from the drawn bow.
Sent 13: As the arrow is released, the bow releases its stored energy and puts the arrow into motion.
Sent 14: Can you think of some other ways to store energy using position?.
Question: What does stored energy mean? (A) It is mechanical (B) That this energy is excessive (C) That object could move (D) It has the potential to move (E) Energy created by position (F) It is waiting (G) Energy that is created by position and has potential (H) Energy created by motion (I) It is not released yet.
Example Output: C, D, E, G, I.

Example Input: Paragraph- Sent 1: The Romans: Legend says Rome was founded by Romulus, sired with twin brother Remus by Mars of a Vestal Virgin and abandoned on the Palatine Hill to be suckled by a she-wolf.
Sent 2: Historians agree with the mythmakers that the site and traditional founding date of 753 b.c.
Sent 3: are just about right.
Sent 4: Under Etruscan domination, Rome had been a monarchy until a revolt in 510 b.c.
Sent 5: established a patrician republic, which lasted five centuries.
Sent 6: In contrast to other Italian cities weakened by internal rivalries and unstable government, Rome drew strength from a solid aristocracy of consuls and senate ruling over plebeians proud of their Roman citizenship and only rarely rebellious.
Sent 7: Recovering quickly from the Gallic invasion of 390 b.c.
Sent 8: , the Romans took effective control of the peninsula by a military conquest reinforced by a network of roads with names that exist to this day: Via Appia, Flaminia, Aurelia.
Sent 9: All roads did indeed lead toand fromRome.
Sent 10: By 250 b.c.
Sent 11: , the city's population had grown to an impressive 100,000.
Sent 12: Roman power extended throughout the Mediterranean with a victory in the Punic Wars against Carthage (now Tunisia) and conquests in Macedonia, Asia Minor, Spain, and southern France.
Sent 13: The rest of Italy participated only by tax contributions to the war effort and minor involvement in commerce and colonization.
Sent 14: Resentment surfaced when former Etruscan or Greek cities such as Capua, Syracuse, and Taranto supported Hannibal's invasion in 218 b.c.
Sent 15: Rome followed up defeat of the Carthaginians with large-scale massacres and enslavement of their Italian supporters.
Sent 16: The Third and final Punic War ended in 149 b.c.
Sent 17: , though national solidarity was still a long way off.
Sent 18: Under Julius Caesar, elected in 59 b.c.
Question: In what year had the Roman population grown to 100,000 individuals? (A) 149 b.c (B) After 250 b.c (C) 250 B.C (D) 200 B.C (E) By 250 b.c.
Example Output: C, E.

Example Input: Paragraph- Sent 1: Sam Farragut is a sociopathic business executive in Southern California who forces a team of advertising agency employees to embark on a dangerous dirtbike trip to the Baja California desert in order to compete for his business .
Sent 2: The men are Warren Summerfield , a suicidal middle-aged ad executive who has been fired from the agency ; the straightlaced Paul McIlvain who is inattentive to his wife , and brash art designer Maxon who feels suddenly trapped after his girlfriend announces she is pregnant .
Sent 3: There are numerous long sequences of motorcycle riding on desert backroads .
Sent 4: Summerfield has been having an affair with McIlvian's wife .
Sent 5: He has not told his wife that he was fired and is simply serving out his tenure at the agency while looking for a new position .
Sent 6: His wife is actually aware of the affair .
Sent 7: Farragut convinces the ad men to make the motorcycle journey on the pretext of looking for a location to shoot a commercial .
Sent 8: In reality , Farragut is reckless and looking to involve the men in spontaneous edgy adventure of his own manipulation .
Sent 9: After they leave , McIlvain's wife suspects that Summerfield is planning to kill himself for the insurance money , but she can not convince Summerfield's wife to instigate a search .
Sent 10: The four men travel deeper into Mexico on isolated dirt roads .
Sent 11: At one point Summerfield contemplates plunging off a cliff .
Sent 12: After being humiliated by a young American couple in a Baja bar , Farragut tracks them down on the beach while accompanied by Maxon .
Question: What is the first name of the man who tracks down the young American couple on the beach? (A) McIlvian's wife (B) Maxon (C) Mcllvian (D) Summerfield (E) Farragut (F) The young American couple (G) The girlfriend (H) Paul McIlvain (I) Paul.
Example Output:
B, E.