[Q]: The U.S. produces its energy using fossil fuels, while Germany uses nuclear power plants as their main energy source. The two countries impact the environment in different ways. Which country causes more air pollution?
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[A]: The U.S.

[Q]: Mary had two children. Her firs born was named Bill and was normal, and her second child was named Sam and had Down syndrome. Which child didn't have a specific facial appearance?
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[A]: Bill

[Q]: Two brothers went to the doctor's office for a medical exam and blood tests. Dan found out he is healthy and had normal blood cholesterol and calcium levels. Ben however, was told that he had a disease called hypercalcaemia and had to start a treatment for that. Which brother experienced less anorexia?
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[A]: Dan

[Q]: Patty was a runner and liked hiking so she spent a lot of time outdoors. Her friend Fay sealed up her home to save money on energy and spent most of her time indoors. Both friends lived in an area with moderate to high levels of air pollution and attended a seminar where they learned more about the impact of air pollution on human health. Which friend spent more time breathing fresh air?
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[A]:
Patty