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 Q]: Paragraph- Sent 1: (CNN) -- Sevilla have sacked coach Manolo Jimenez after their disappointing home draw to bottom-club Xerez on Tuesday extended the club's winless run to seven games.
Sent 2: Despite lying fifth in the Spanish Primera Liga table, Sevilla were knocked out of the lucrative European Champions League by Russian side CSKA Moscow last week.
Sent 3: Jimenez had also secured a Copa del Rey final against Atletico Madrid but it wasn't enough to save the 46-year-old's job.
Sent 4: The club's sporting director Ramon Rodriguez admitted the decision had been difficult but said he had "done what I had to."Sent 5: He told the club's official Web site: "It was an unavoidable situation and we had to find a solution, and the pain that it brings.
Sent 6: "Tuesday was the end of the story but the decision comes from the image and dynamics of the team.
Sent 7: Without doubt we are grateful to Manolo.
Sent 8: He is an excellent professional, he has made all this possible and impossible.
Sent 9: However it is obvious that he could not get a response out of the team.
Sent 10: "Fortunately we believe that there is time.
Sent 11: The growth and the ambition of the club is shown in the change of the manager.
Sent 12: We are fighting for important things."Sent 13: Xerez's injury-time equaliser on Tuesday meant Sevilla's last league success was against Real Mallorca back in February.
Sent 14: Ironically, it is Mallorca who occupy the much-coveted fourth spot in the table that guarantees Champions League football next season.
Sent 15: Jimenez took charge in October 2007 when former coach Juande Ramos left to take over at English Premier League team Tottenham.
Question: Despite lying fifth in the Spanish Primera Liga table who had their coach sacked? (A) Sevilla (B) Xerez (C) Real Mallorca (D) Atletico Madrid (E) CSKA Russia (F) Club Xerez.
[EX A]: A.

[EX Q]: Paragraph- Sent 1: Rough surfaces create more friction than smooth surfaces.
Sent 2: Thats why cars have tires.
Sent 3: Its also why we use rubber mats in areas that might get wet.
Sent 4: In your bathtub, you may even use No-Slip tape.
Sent 5: No-slip is another way of saying the items has a lot of friction.
Sent 6: In Figure 1.9, the blades of the skates are very smooth.
Sent 7: Thats why you cant slide across ice with shoes.
Sent 8: The soles of your shoes are much rougher than skates.
Sent 9: The rougher surface of shoes causes more friction and slows you down.
Sent 10: Heavier objects also have more friction.
Sent 11: A heavy object presses down with more force.
Sent 12: The surfaces are held together more tightly.
Sent 13: This makes the surfaces harder to slide past each other.
Sent 14: Did you ever try to push something heavy across the floor?
Sent 15: Heavy objects are much harder to push than light objects.
Question: Why do heavier objects have more friction? (A) A heavy object presses down with more force. The surfaces are held together more tightly, making the surfaces harder to slide past each other (B) Held down with more force to a surface which holds them together more tightly (C) Weight has invese relation with friction (D) Dresser.
[EX A]: A, B.

[EX Q]: Paragraph- Sent 1: In 2415 , after a virus in 2011 wiped out 99 % of the Earth's population , all of the survivors inhabit Bregna , a walled city-state , Which is ruled by a congress of scientists .
Sent 2: Although Bregna is idyllic , people are routinely disappearing and everyone is suffering from bad dreams .
Sent 3: on Flux is a member of the ' Monicans ' , an underground rebel organization who communicate through telepathy-enabling technology and are led by The Handler .
Sent 4: After a mission to destroy a surveillance station , on comes home to find her sister Una has been killed for being mistaken for a Monican .
Sent 5: When on is sent on a mission to kill the government's leader , Trevor Goodchild , she discovers that both she and the Monicans are being manipulated by council members in a secret coup .
Sent 6: This discovery causes on to question the origins of everyone in Bregna ; and in particular , her own personal connection to Trevor .
Sent 7: It turns out that everyone in Bregna is actually a clone , grown from recycled DNA .
Sent 8: With the dead constantly being reborn into new individuals and still bearing partial memories of their previous lives , there has been an increase in the troubling dreams .
Sent 9: Recycling and cloning became necessary since the original viral antidote made humans infertile .
Sent 10: Trevor's ongoing experiments , as with all his clone ancestors , has been trying to reverse the infertility .
Sent 11: on learns that she is a clone of the original Trevor's wife , Katherine and is the first Katherine clone in over 400 years .
Sent 12: One of Trevor's experiments , Una , was successful as she became pregnant .
Question: Who was a successful clone and also the sister of on? (A) Trevor (B) Una (C) Katherine (D) Flux.
[EX A]:
B.