[Q]: George is investigating some algae that has recently started growing in his pond. He wants to find something ti prevent it from overtaking the pond as it makes it very hard to see under the water. After a bit of research he finds a protozoa that can help him. Given George all of a sudden notices an increase of insects in the pond, are the insects likely eating the protozoa or the algae?
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[A]: protozoa
input: Please answer the following: 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 less tumor development?
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output: group N
Please answer this: Ken and Stacy are two engineers discussing their plans about what source of energy they should use to generate electricity in a new city they are helping design. Ken feels that they should use coal since it's reliable, abundant and relatively cheap. Stacy argues that they should use solar power because there is an infinite supply of solar energy. Which person's plan is likely to destroy less forests?
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Answer: Stacy
Problem: Two friends found out more about cancer. Bill got scared and started making healthy lifestyle choices, while Dan carried on with his life as if nothing happened. Which friend didn't start avoiding carcinogens?

A: Dan
Problem: Given the question: Two groups of patients were under observation for heart disease. The Red group was composed of people with low cholesterol, while the Yellow group was comprised of people with very high cholesterol. Which group had fewer people with decreased flow of blood?
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The answer is:
Red
Problem: Joe studied the lives of humans. He studied 2 groups of people. Group G had people over 65 in it, and group Y had people under 65 years old in it. Which group had fewer people that had decreased reflex time?

A:
group Y