TASK DEFINITION: You are given a paragraph, with numbered sentences, and a question. Write the numbers of the sentences needed to answer the given question. Separate multiple sentence numbers with a comma (", "). E.g. "1, 2" would be the correct response if Sent 1 and Sent 2 are needed to answer the given question (do not include sentences that contain no information that is necessary to answer the question). Sort the sentence numbers in an increasing order (i.e., '1, 2', instead of '2, 1'). Your answer should not contain anything than the sentence numbers separated by a comma (e.g. '1, 2, 3, 4'). The given question requires more than one sentence to answer. So, your answer must contain at least one comma (", ").
PROBLEM: Paragraph- Sent 1: Juzo Murasaki arrives at a work construction area to take on his new job as a construction worker .
Sent 2: To his quiet dismay , his supervising boss turns out to be Toru Akai , who with his gang had made Juzo 's middle school life a living hell .
Sent 3: Akai , however , does n't recognize Juzo .
Sent 4: Juzo 's more disconcerted when he discovers that Akai lives with his wife , Nozomi Akai and their toddler son above Juzo 's new apartment .
Sent 5: As Juzo emotionally struggles to handle these unexpected developments , a mysterious and seemingly malicious hooded figure appears .
Sent 6: It calls itself Number 13 .
Sent 7: As Juzo attempts to control increasing number of flashbacks and a spiral fall into psychological darkness , Akai constantly picks on Juzo and other work colleagues including Seki Hajime , a former middle school student who becomes Juzo 's casual friend in spite of Juzo 's anti-social tendencies , at work .
Sent 8: Meanwhile Akai 's wife , Nozomi , attempts to make friends with Juzo and entrusting the care of her toddler son to Juzo .
Sent 9: She proudly shows Juzo her husband 's school photos .
Sent 10: In one class photo , Juzo 's space is marked with an X to show he was absent .
Sent 11: Juzo suffers a severe flashback to explain his absence that day : in their school 's science room , Akai and his friends have thrown acid at Juzo 's face .
Sent 12: Seki becomes suspicious about Juzo 's increasingly odd behavior and goes to inform Arai at the work site , but Arai dismisses him without giving him a chance to speak .
Sent 13: During this incident , Seki does n't realize he 's being watched by Number 13 , but as soon as he does , Number 13 kills him .
Question: Who shows Juzo her husband's school photos?.

SOLUTION: 8, 9.

PROBLEM: Paragraph- Sent 1: I wondered if that were my case--if I rode out for honour, and not for the pure pleasure of the riding.
Sent 2: And I marvelled more to see the two of us, both lovers of one lady and eager rivals, burying for the nonce our feuds, and with the same hope serving the same cause.
Sent 3: We slept the night at Aird's store, and early the next morning found Ringan.
Sent 4: A new Ringan indeed, as unlike the buccaneer I knew as he was unlike the Quaker.
Sent 5: He was now the gentleman of Breadalbane, dressed for the part with all the care of an exquisite.
Sent 6: He rode a noble roan, in his Spanish belt were stuck silver-hafted pistols, and a long sword swung at his side.
Sent 7: When I presented Grey to him, he became at once the cavalier, as precise in his speech and polite in his deportment as any Whitehall courtier.
Sent 8: They talked high and disposedly of genteel matters, and you would have thought that that red-haired pirate had lived his life among proud lords and high-heeled ladies.
Sent 9: That is ever the way of the Highlander.
Sent 10: He alters like a clear pool to every mood of the sky, so that the shallow observer might forget how deep the waters are.
Question: Who is the red-haired pirate?.

SOLUTION: 4, 8.

PROBLEM: Paragraph- Sent 1: Fossils may form in other ways.
Sent 2: Fossils can be preserved almost completely.
Sent 3: In this process, the organism doesnt change much.
Sent 4: As seen below, tree sap may cover an organism.
Sent 5: With time, the sap hardens.
Sent 6: It turns to into amber.
Sent 7: The original organism is preserved.
Sent 8: This is very exciting for scientists.
Sent 9: They are able to study the DNA of the organism that no longer lives on Earth.
Sent 10: Some animals have been found frozen in ice.
Sent 11: Others have been found in tar pits after falling in.
Sent 12: Molds and casts are another way organisms can be fossilized.
Sent 13: Have you ever walked in soft mud and left footprints?
Sent 14: Once in a while, these traces of organisms can be preserved.
Sent 15: In this case, nothing is left of the organism.
Sent 16: A mold is an imprint of an organism that is preserved in rock.
Sent 17: The organisms remains break down completely.
Sent 18: There is nothing left of the original plant and animal.
Question: When is an organisms fossil DNA is fully preserved and can be studied?.

SOLUTION:
2, 3, 4, 5, 6, 7, 9.