[Q]: Rob was in his chemistry lab, experimenting with different states of matter. He had a liquid substance that he labeled as state A. He then transformed half of the liquid substance to gaseous state. He labeled it as state B. Finally, he froze the remaining half of the liquid to solid state. He labeled it as state C. Which state has more possible arrangements, state A or state B?
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[A]: state B

[Q]: Two neighboring dairy farms produced milk for half the state. Berry farm produced conventional milk, while Rose farm produced organic milk. Which farm didn't have milk production which reduced leaching of nitrates?
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[A]: Berry

[Q]: John is trying to buy a house. Today, he saw two houses, house A and house B. House A was build in the 1920s. It has lead plumbing pipes and lead based paint. House B was build recently. It does not have lead plumbing pipes or lead based paint. Would house B less likely or more likely cause brain damage than house A?
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[A]: less likely

[Q]: Two different rivers were stocked with adult fish. Red river had a lower fish population because the fish had hardly reproduced naturally. Black river had doubled it's fish population in two years because they reproduced naturally. Which of the two rivers had fewer fish lay eggs outside of the body?
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[A]:
Red