[Q]: Rob is an environmental scientist. He was doing a study on agroforestry. To test the sustainability of agroforestry he conducted two pilot projects, pilot A and pilot B. In pilot A, he used a land for agrofroestry. In pilot B, he used a land for usual row-cropping. He needed to find the pros and cons of both systems. Would pilot B have less or more soil cover than pilot A?
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[A]: less

[Q]: Two farmers, Tom and Brad, applied different farming methods. Tom tilled his land, while Brad applied the no-till gardening method. Which farmer had a more favorable environment to pathogens?
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[A]: Brad

[Q]: Two students read about brains in the animal kingdom. Tom read more about the brains of mammals, while Reed learned more about the brains of amphibians. Which student learned more about a unique layer of nerve cells covering the cerebrum?
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[A]: Tom

[Q]: The golf course at the Aurora Country Club cuts their grass to 2 1/2 inches high. The grass at the Augusta Country Club is cut to 4 inches. Sam likes more of a challenge when playing golf but Jack likes to play on turf where the ball rolls easier. Is it more or less challenging to play golf at the Aurora Country Club?
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[A]:
less