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: Ben and Jack both loved microorganisms. Jack decided to study more about lactic fermentation, while Ben decided to study more about protozoa. Which person read more about bacteria?

A: Jack
Problem: Given the question: Stargazers across the world wait for 2020 when newly discovered very bright Neil's comet would start to pass through the inner solar system On December 21, 2020. After December 27, 2020 the comet would leave the inner solar system. Like many other enthusiasts Ken bought a telescope for the event. His friend Mike is interested in that event too, but is too busy to buy a telescope. Would voaltiles materials in Neil's Comet be vaporized or not not vaporized on Decembe 27, 2020?
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The answer is:
not vaporized
input question: Two students studied the atmosphere of Earth and other planets from our solar system. Zack learned about Earth's atmosphere, while Ken learned about the atmospheric conditions on planet Venus. Which student learned less about carbon dioxide clouds????
output answer: Zack
Johnathan is trying to find two blocks of wood with the same mass for a project he is working on. He doesn't have a balance, so he makes a crude one out of materials he has on hand. He put a block of wood on either side and the block on the left side was at a lower level than the block on the right. Sarah is using a traditional balance to estimate the mass of her peppers. She wants to make 1 kg bushels to sell at the farmers market so she puts a 1 kg weight on the right side and the peppers on the left side. If the 1 kg weight is higher than the peppers does Sarah need to add more peppers or remove peppers?
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Answer: remove peppers
Q: Nirvania continued to develop and became a first world country by 2025. Its economic strength and the accumulation of capital, led to prosperity and citizen happiness. On the other side of the river, Borania, however, decided to return to dictatorship and it's citizens and investors started to lose hope and move their capital to foreign accounts and investments. Which country had lower chances of defaulting on their debt?
A:
Nirvania