Problem: Given the question: 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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The answer is:
Stacy

Problem: Given the question: Two groups of tourists went on two different cruise ships Group J had some members contract Norovirus and hepatitis A, while group K got many cases of giardia and trichinella infections. Which group didn't have people treated with rest and diet changes?
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The answer is:
group K

Problem: Given the question: Two neighboring lands experienced different climates. In Iceland, the actions of its people lead to a loss of animal and plant species. Denmark tried to keep the environment untouched as they understood its importance and the climate was unaffected. Which country experienced less species extinction?
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The answer is:
Denmark