[Q]: Xuejiang, a town in China, recently increased their levels of steel and construction materials production. The factories that produce these materials have been burning high levels of fossil fuels to support this production. Ontario, meanwhile, has been burning low levels of fossil fuels thanks to investment in alternative energies, and a general decrease in the manufacturing industries there. Which area will contribute more to global warming, Xuejiang or Ontario?
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[A]: Xuejiang
input: Please answer the following: The students studied two ponds. Class A studied a pond filled with protozoa, while class B studied a pond with almost no protozoa. Which class observed fewer parasitic protozoa?
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output: class B
Please answer this: John and Mary were studying insects. John liked to study insects that never eat, while Mary decided to study insects that are very healthy eaters. Which person studied less about insects with lives that are over in just a few hours or days?
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Answer: Mary
Problem: Two brothers were land owners. Bill owned 40 acres of forest, , with very well developed soil. His brother Rick owned 40 acres of grasslands, with a poor soil. Rick decided to sell his land. Which brother owned a land which had slow rates of decomposition?

A: Bill
Problem: Given the question: David needs to purchase a camera for his photography class. He went to the local consumer electronics store to find himself a good camera. Two cameras caught his eye, camera A and camera B. Camera A had a very small pinhole, but camera B had larger aperture. David needs to decide which camera should he buy. Which camera would have lower beam quality?
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The answer is:
camera B
Problem: This year scientist found concrete evidence of existence of black holes by taking photograph of one. Unfortunately, the originator of black hole theory, Stephen Hawking, was never awarded a Nobel prize despite letting science advance in big leap because his theory could not be verified during his lifetime. On the other hand, scientist B has received Nobel prize because he has based his theory on the earlier theory of scientist A. Which scientist did not come up with newer way of looking at things, Stephen Hawking or scientist B?

A:
scientist B