input: Please answer the following: Ryan is carrying groceries from his car back to his apartment when he trips and falls landing on his knees. Embarrassed, he gets back up, picks up his groceries and carries them into his apartment with his head down. After putting his groceries away, he notices that although both of his knees are scraped, only his left knee is warm to the touch. His right knee feels cool when he puts his hand on it. Which of Ryan's knees has bacteria in it?
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output: left knee
Please answer this: Two high school buddies, Dan and Bob, had very different lifestyles 30 years later. Dan made only healthy lifestyle choices, was vegan. Bob ate meat, cheese and didn't care about his health and didn't protect himself. Which man did not smoke, Dan or Bob?
++++++++
Answer: Dan
Problem: Greg is studying the environmental impact of agriculture. He noticed that in his own state a lake near agricultural lands has been declared as a dead zone. For his study Greg labeled this zone as zone A. Then he found near a national park in his state a lake is not declared as a dead zone. To further his study he labeled this zone as zone B. Would zone A have less or more oxygen than zone B?

A: less
Problem: Given the question: Two farmers tried different methods of growing their crops. Nate used pesticides, while his buddy Don used bacterium that produces a toxin instead. Don was happy with the results. Which farmer didn't use a an insecticidal spray that is in an inactive state and requires digestion by an insect to become active?
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The answer is:
Nate
input question: Two students learned about soils in school. Brad had to study forest soils, while his colleague Frank had to study grasslands. They both did a good job and received A's for their efforts and accumulated knowledge. Which student read more about a rich diversity of large trees????
output answer: Brad
input question: Bobby and Will were two friends attending a genetics course. Bobby studied a small, isolated group of mammals. Will studied a large, healthy population of the same species. Which person didn't observe a reduction in fitness of the species????
output answer:
Will