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.
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Question: Paragraph- Sent 1: (CNN) -- Argentina's star-studded line-up began their World Cup campaign with a 1-0 victory over Nigeria in their Group B opener in Johannesburg on Saturday.
Sent 2: A goal from defender Gabriel Heinze after six minutes was all that separated the two teams after an inspired display from Nigeria goalkeeper Vincent Enyeama.
Sent 3: But South Korea ended the day on top of the group following a 2-0 victory over Greece in Port Elizabeth earlier on Saturday.
Sent 4: Goals from Lee Jung-Soo and Park Ji-Sung gave the 2002 semifinalists a comfortable win over the 2008 European cvhampions.
Sent 5: Argentina 1-0 Nigeria Enyeama could do little to stop Heinze's powerful early header from a Juan Sebastian Veron corner, but he kept his team alive with a string of acrobatic saves to deny World Player of the Year Lionel Messi.
Sent 6: Diego Maradona was delighted to secure his first victory as a World Cup coach, but critical of his strikers for failing to make the game safe.
Sent 7: "When you don't kill things off in front of goal you can pay a heavy price.
Sent 8: They almost got a draw -- we missed loads of chances," Maradona told AFP.
Sent 9: "Players such as Leo Messi and Higuain knocked in around 60 goals last season between them, yet today it was almost as if they couldn't set their sights on goal.
Sent 10: "But the win means we can be calm -- we are in the right track.".
Question: Who are Argentina's strikers? (A) Lee Jung-Soo (B) Juan Sebastian Veron (C) Gabriel Heinze (D) Lionel Messi & Higuain.

Answer: C.

Question: Paragraph- Sent 1: At 8:38, Ong told Gonzalez that the plane was flying erratically again.
Sent 2: Around this time Sweeney told Woodward that the hijackers were Middle Easterners, naming three of their seat numbers.
Sent 3: One spoke very little English and one spoke excellent English.
Sent 4: The hijackers had gained entry to the cockpit, and she did not know how.
Sent 5: The aircraft was in a rapid descent.
Sent 6: At 8:41, Sweeney told Woodward that passengers in coach were under the impression that there was a routine medical emergency in first class.
Sent 7: Other flight attendants were busy at duties such as getting medical supplies while Ong and Sweeney were reporting the events.
Sent 8: At 8:41, in American's operations center, a colleague told Marquis that the air traffic controllers declared Flight 11 a hijacking and "think he's [American 11] headed toward Kennedy [airport in New York City].
Sent 9: They're moving everybody out of the way.
Sent 10: They seem to have him on a primary radar.
Sent 11: They seem to think that he is descending."Sent 12: At 8:44, Gonzalez reported losing phone contact with Ong.
Sent 13: About this same time Sweeney reported to Woodward, "Something is wrong.
Sent 14: We are in a rapid descent .
Sent 15: we are all over the place."Sent 16: Woodward asked Sweeney to look out the window to see if she could determine where they were.
Question: How did the flight attendants keep the passengers calm while they were reporting the hijacking to the ground operations? (A) Telling people to prepare for a takeover (B) They told passengers they had a medical emergency on board and had other flight attendants take care of passengers while they reporting the events to officials (C) That there was a routine medical emergency in first class (D) The passengers were not calm (E) They were told there was a medical emergency (F) By providing alcohol.

Answer: B, C, E.

Question: Paragraph- Sent 1: In Colombia, the drug-financed guerrillas trying to seize the country and destroy democracy include M-19, which Castro has clearly backed.
Sent 2: Robert Merkel, a former U.S. attorney handling drug indictments in Florida, doesn't think for a minute that Castro's much publicized trials of high officials engaged in the drug trade mean he has broken off with the Medellin drug cartel.
Sent 3: "If the cartel succeeds in blackmailing the Colombian authorities into negotiations, the cartel will be in control and Fidel can exploit his past relationships with them," he told the Journal's David Asman recently.
Sent 4: The struggle against the drug lords in Colombia will be a near thing.
Sent 5: This week, the government arrested Jose Abello Silva, said to be the fourth-ranking cartel leader.
Sent 6: He will probably be extradited to the U.S. for trial under an extradition treaty President Virgilia Barco has revived.
Sent 7: Later, another high-ranking trafficker, Leonidas Vargas, was arrested and 1,000 pounds of dynamite seized.
Sent 8: Mr. Barco has refused U.S. troops or advisers but has accepted U.S. military aid.
Sent 9: President Bush has agreed to meet within 90 days with Mr. Barco, President Alan Garcia of Peru and President Jaime Paz Zamora of Bolivia to discuss the drug problem.
Sent 10: It might not be a bad idea to do that sooner, rather than later.
Sent 11: After the Panama fiasco, they will need some reassurance.
Sent 12: Certainly, the Colombian press is much in need of that.
Question: In the response to the Panama fiasco, who has President Bush agreed to meet with within 90 days to offer some reassurance? (A) President of Bolivia (B) President Barco, President Alan Garcia of Peru and President Jaime Paz Zamora of Bolivia (C) To discuss the drug problem (D) President Alan Zamora (E) President of Colombia (F) Mr. Barco, President Alan Garcia of Peru and President Jaime Paz Zamora of Bolivia (G) Fidel Castro (H) The fourth ranking cartel (I) Jose Abello Silva.

Answer:
A, B, E, F.