[Q]: Two researchers looked at the human influence on atmospheric carbon dioxide levels. Tim studied a human settlement from 10000 years ago, while Bob studied a present day county. Which researcher found less carbon dioxide in the atmosphere?
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[A]: Tim
input: Please answer the following: Berg village and Hill village are renowned for the high number of cyclists living there. Berg village dealt with many traffic casualties because of narrower streets and lanes, While Hill village had wide streets, more traffic signals and a greater number of cyclists. Which village had a smaller traffic volume?
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output: Berg
Please answer this: A team of scientists studied two groups of mice. Group C was exposed to carcinogens, while group N was not. Which group of mice had more abnormal cells divide uncontrollably?
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Answer: Group C
Problem: Two brothers have a piece of land each, situated 2 miles from each other. Jim's land is not very fertile because it has clay soil with a high pH, while Bob's land has very fertile soil and has a good productivity on it. Which of the two pieces of land is less acidic?

A: Jim's
Problem: Given the question: Two groups of students went to the forest to explore nature and learn botany. Group D had some people experiencing mild allergy symptoms, and group C had a few folks with severe allergy symptoms, so they had to call the ambulance asap. Which group had fewer people with itchy eyes?
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The answer is:
group C
Problem: Big city and Large city are situated 50 miles apart, on opposite sides of a mountain range. Both cities have lots of people with respiratory diseases. Big city has more people getting infected by viruses, while Large city has more people infected by bacteria and fungi. Which city has fewer people catching the flu?

A:
Large