Problem: Mike is studying the predator prey relationship. He is specifically studying three species, species A, species B, and species C. Species A is a predator; species B is the prey; and species C is a plant species that species B lives on. Mike now needs to figure out how the predator prey relationship balance the ecosystem. If species C population decrease, would it affect the ecosystem positively or negatively?

A: negatively
Problem: Given the question: Henry and Tiffany are performing chemical reactions in their high school chemistry class. Henry performs his reactions with the use of a catalyst. Tiffany performs the same reaction with no catalyst present. Which person's reactions will occur at a faster rate?
++++++++++++++++++++++++++++++++
The answer is:
Henry
input question: Lucy and Sarah are two people who each own a lake that they enjoy spending time at. They have to take care of the lake though and make sure everything is healthy so that the lake can continue to thrive and people will want to visit it. Sarah says she heard a secret that if you dump fertilizer into your lake, the fish will grow twice as large. Sarah says she has just started doing it this past week and can't wait to see the results. Lucy is skeptical and waits to see what happens at Sarah's lake. Dead zones will be less prevalent in Lucy's lake or Sarah's lake????
output answer: Lucy's lake
Two siblings Jane and Matt, needed eyeglasses. Matt was nearsighted, while Jane was farsighted. they bought themselves two nice pairs of eyeglasses. Which sibling had a difficulty seeing distant objects?
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Answer: Matt
Q: Thomas and Joseph, two experienced squash players, are having a disagreement about which types of squash balls they should use in their match. Both have different preferences for the type of ball used. Joseph prefers a ball that bounces less and travels more slowly. Thomas, on the other hand, prefers a ball that travels more quickly and bounces more. Which player enjoys the speed of game more as it progresses?
A: Thomas
[Q]: Two sister countries used petroleum in different ways. Norway used it to make plastics, while Sweden used it for fuel. Which country used less fuel for trains?
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[A]:
Norway