input: Please answer the following: Brad studied ancient human settlements from 100,000 years ago. His colleague Phil studied human settlement from 8-10,000 years ago. They were both fascinated by their findings. Which colleague didn't study that more people settled down in villages?
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output: Brad
Please answer this: John is a soil scientist. He has been studying the lands near Mississippi delta. He noticed cases of hypoxia in that are. He labeled that study as case A. To compare that to other areas he visited Arizona. There he didn't see any occurrence of hypoxia. He labeled that case as case B. Would wetlands see less or more of case A than case B?
++++++++
Answer: more
Problem: The specialists studied two groups of larvae. Group L displayed all kinds of mutations while group D didn't. Which group of larvae had more changes in their RNA sequence?

A: Group L
Problem: Given the question: David was studying the processes involved in a machine. He collected a simple machine. He tagged it as case A. To compare it with compound machines, he collected two compound machines, case B and case C. Case B is a compound machine with few simple machines. And, case C is a compound machine with many simple machines. Would case A have greater or smaller mechanical advantage than case B?
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The answer is:
smaller
input question: Two competing countries used different energy sources to produce their electricity. Turkey used mostly fossil fuels, while Greece used nuclear power. Which country caused less air pollution????
output answer: Greece
input question: Scientists are finding more and more evidences of water in the outer space. Earth has mostly liquid water. But that's not the case with other celestial objects. Venus has some water, but it is in gaseous state. On the other hand, water in Jupiter's moon Europa is in frozen state. Which planet would be more conducive for life, Earth or Venus????
output answer:
Earth