[Q]: Two sister cities used different methods to produce electricity. London used fossil fuels, while Edmonton use entirely hydro power to generate energy. Which city causes more acid rain?
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[A]: London
input: Please answer the following: The ozone layer helps organisms by protecting them from Sun's ultraviolet radiation. To find the usefulness of ozone layer Mike wanted to see how much ozone are there in the atmosphere. He then collected three samples of atmosphere, sample A sample B, and sample C. Sample A was collected from the upper portion of the stratosphere. Sample B was collected from the lower portion of the stratosphere. Sample C was collected from the lower atmosphere. Which sample would have higher concentration of ozone, sample A or sample B?
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output: sample B
Please answer this: David works as a nutritionist with the public health department. He categorized the certain sections of his county's population. First he categorized boys and girls between nine and thirteen years as cat A. Then he put girls between fourteen and eighteen years in cat B, and boys of the same age in cat C. Lastly, he categorized pregnant women as cat D. He needs to recommend healthy diet, especially iron intake, for each group. Which group would need more iron, cat B or cat C?
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Answer: cat B
Problem: Two neighboring islands inhabited by thousands of birds each were hit by extreme weather. While Port island experienced wet weather over the past 3 summers, Bank island experienced severe drought, therefore the food supply on the island diminished. Which island had fewer seeds available for the birds to eat?

A: Bank
Problem: Given the question: Two friends were in college. Hank studied plate tectonics, while his buddy Alex studied Earth's atmosphere. They were both very fascinated by the subjects. Which student learned more about the production of heat through radiogenic processes?
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The answer is:
Hank
Problem: John is a marine biologist. He was collecting samples from six locations in the ocean, location A, location B, location C, location D, location E, and location F. Location A was near the shore, but location B was farther offshore. Location C was in shallow water, but location D was deeper into the ocean. Location E was a habitat with very few organisms, but location F was a habitat full of organisms. Which location would see less viruses, location E or location F?

A:
location E