Please answer this: Two engineering students learned about petroleum products, While Dan learned more about plastics, Jim learned about fuels. Which student learned more about fuels for airplanes?
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Answer: Jim

Please answer this: People from two villages got infected with viruses and got sick. People from Hill village got infected with the flu, while people in Valley village got infected with hepatitis B. Which villagers will experience less damage to the liver?
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Answer: Hill

Please answer this: Dr. Jones studied 2 groups of people to see the effects of aging on humans. Group A had people under 35 years old in it, while group B had people over 65. Which group had a smaller chance of developing cardiovascular diseases?
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Answer:
Group A