Please answer this: Gill and Ann were two fellow botanists. Gill studied alpine tundras extensively, while Ann studied tropical forests. They both discovered very interesting facts about nature and plants. Which person learned less about high-mountain summits?
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Answer: Ann
Problem: Two researches studied the Earth's mantle. Clint studied mantle melting, and his pal Uri decided to study other mantle related phenomena. Which researcher read less about lowering the mantle's melting point?

A: Uri
Problem: Given the question: John works as a mechanical engineer in the auto industry. He is testing three surfaces, surface A, surface B, and surface C for their usability. Surface A has a gentler slope, surface B has a steeper slope, and surface C doesn't have any sloping. He needs to figure out advantages and disadvantages of each slope. Which surface would need more input force to move an object upward, surface A or surface B?
++++++++++++++++++++++++++++++++
The answer is:
surface B
input question: Bob is a biologist. Today, he has four samples of organisms to test, sample A, sample B, sample C, and sample D. He induced higher respiration rate in sample A. Then he induced no respiration rate in sample B. Next, he classified sample C as heterotrophic and sample D as autotrophic. Which organism would make their own glucose, sample C or sample D????
output answer: sample D
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 has a high filtration capacity?
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Answer: Bob's
Q: Robert and John both went to the doctor because they had been having stomach problems. The doctor decided to take images of the men's jejunum to try and diagnose the issues. He discovered that Robert has more villi covering his jejunum compared to John. Who has more surface area available for absorption of nutrients?
A:
Robert