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: The city of Edinburgh grew up around the steep, ragged cliff of the Castle Rock and its easily defended summit.
Sent 2: Archaeological excavations have revealed evidence of habitation here as long ago as 900 b.c.
Sent 3: Very little, however, is known about the Rock and its inhabitants in the centuries between its first occupation and the time of the MacAlpin kings.
Sent 4: A few shadowy details have been left to us by the Romans and by an epic poem from the seventh century.
Sent 5: Romans and Britons The Romans invaded Scotland in a.d.
Sent 6: 7884, where they met a fierce group called the Picts, whom they drove north.
Sent 7: They consolidated their gains by building Antonine's Wall across the waist of Scotland between the Firth of Forth and the River Clyde in about a.d.
Sent 8: Roman legions encountered the strongholds of the Castle Rock and Arthur's Seat, held by a tribe of ancient Britons known as the Votadini.
Sent 9: Little is recorded about this group, but they were probably the ancestors of the Gododdin, whose feats are told in a seventh-century Old Welsh manuscript.
Sent 10: The capital of the Gododdin was Din Eidyn (the "Fort of Eidyn," almost certainly the Castle Rock), whose name lives on in the Edin- of Edinburgh.
Sent 11: Din Eidyn fell to the Angles in 638 and became part of the Anglian kingdom of Northumbria.
Sent 12: It was the first of many times that the Fort of Eidyn would change hands between the kingdoms of the north and the south.
Sent 13: The MacAlpin Kings Four distinct peoples once inhabited the land now known as Scotland: the Picts in the north, the Britons in the southwest, the invading Angles in the southeast, and the Scots in the west.
Sent 14: The Scots were Gaelic-speaking immigrants from the north of Ireland.
Sent 15: Kenneth MacAlpin, who ruled as king of Scots at Dunadd, acquired the Pictish throne in 843, uniting Scotland north of the River Forth into a single kingdom.
Sent 16: He moved his capitalalong with the Stone of Destiny (on which Scottish kings were crowned)to the sacred Pict site of Scone, close to Perth.
Sent 17: His great-great-great-grandson, Malcolm II (10051034), defeated the Angles at the Battle of Carham in 1018 and extended Scottish territory as far south as the River Tweed.
Question: When the Romans invaded Scotland in A.D. 78-84, which group did they drive out? (A) Scone (B) Scotts (C) The Scots (D) The Picts (E) The Britons (F) The Votadini.
Example Output: D.

Example Input: Paragraph- Sent 1: Albert Bandura OC (/baen'dU@r@/; born December 4, 1925) is a psychologist who is the David Starr Jordan Professor Emeritus of Social Science in Psychology at Stanford University.
Sent 2: For almost six decades, he has been responsible for contributions to the field of education and to many fields of psychology, including social cognitive theory, therapy and personality psychology, and was also influential in the transition between behaviorism and cognitive psychology.
Sent 3: He is known as the originator of social learning theory and the theoretical construct of self-efficacy, and is also responsible for the influential 1961 Bobo doll experiment.
Sent 4: Social learning theory is how people learn through observing others.
Sent 5: An example of social learning theory would be the students imitating the teacher.
Sent 6: Self-efficacy is "The belief in one's capabilities to organize and execute the courses of action required to manage prospective situations."Sent 7: To paraphrase, self-efficiacy is believing in yourself to take action.
Sent 8: The Bobo Doll Experiment was how Albert Bandura studied aggression and non-aggression in children.
Sent 9: A 2002 survey ranked Bandura as the fourth most-frequently cited psychologist of all time, behind B. F. Skinner, Sigmund Freud, and Jean Piaget, and as the most cited living one.
Sent 10: Bandura is widely described as the greatest living psychologist, and as one of the most influential psychologists of all time.
Sent 11: In 1974 Bandura was elected to be the Eighty-Second President of the American Psychological Association (APA).
Sent 12: He was one of the youngest president-elects in the history of the APA at the age of 48.
Sent 13: Bandura served as a member of the APA Board of Scientific Affairs from 1968 to 1970 and is well known as a member of the editorial board of nine psychology journals including the Journal of Personality and Social Psychology from 1963 to 1972.
Sent 14: At the age of 82, Bandura was awarded the Grawemeyer Award for psychology.
Question: Who is the originator of social learning theory? (A) B.F. Skinner (B) Skinner (C) Albert Bandura (D) David Starr Jordan (E) David starr (F) Bandura (G) Albert einstein (H) Albert Bandura OC.
Example Output: C, F, H.

Example Input: Paragraph- Sent 1: In short, the United States has to help defeat an ideology, not just a group of people, and we must do so under difficult circumstances.
Sent 2: How can the United States and its friends help moderate Muslims combat the extremist ideas?
Sent 3: Recommendation: The U.S. government must define what the message is, what it stands for.
Sent 4: We should offer an example of moral leadership in the world, committed to treat people humanely, abide by the rule of law, and be generous and caring to our neighbors.
Sent 5: America and Muslim friends can agree on respect for human dignity and opportunity.
Sent 6: To Muslim parents, terrorists like Bin Laden have nothing to offer their children but visions of violence and death.
Sent 7: America and its friends have a crucial advantage-we can offer these parents a vision that might give their children a better future.
Sent 8: If we heed the views of thoughtful leaders in the Arab and Muslim world, a moderate consensus can be found.
Sent 9: That vision of the future should stress life over death: individual educational and economic opportunity.
Sent 10: This vision includes widespread political participation and contempt for indiscriminate violence.
Sent 11: It includes respect for the rule of law, openness in discussing differences, and tolerance for opposing points of view.
Sent 12: Recommendation: Where Muslim governments, even those who are friends, do not respect these principles, the United States must stand for a better future.
Sent 13: One of the lessons of the long Cold War was that short-term gains in cooperating with the most repressive and brutal governments were too often outweighed by long-term setbacks for America's stature and interests.
Sent 14: American foreign policy is part of the message.
Sent 15: America's policy choices have consequences.
Sent 16: Right or wrong, it is simply a fact that American policy regarding the Israeli-Palestinian conflict and American actions in Iraq are dominant staples of popular commentary across the Arab and Muslim world.
Sent 17: That does not mean U.S. choices have been wrong.
Sent 18: It means those choices must be integrated with America's message of opportunity to the Arab and Muslim world.
Question: Which parents can be offered a vision that might give their children a better future? (A) Muslim parents (B) Moderate Muslims (C) Muslim extremists (D) Arab parents (E) Bin Laden's children (F) American parents.
Example Output:
A, B, F.