[Q]: People in the coastal area naturally get more iodide from food items because the soil has more iodized salt. But farther we go inland, the soil lacks necessary iodine. As a result, inland population do not get enough iodine naturally. Where people are less at risk of mental retardation, coastal area or inland?
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[A]: coastal area

[Q]: Ted and Randy liked jogging. Last week while jogging by himself, Randy experienced an unpleasant episode and was taken to the hospital, because he passed out while jogging in the heat, without any water or supplements on him. Which jogger experienced more nausea?
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[A]: Randy

[Q]: Two brothers owned two adjacent parcels of land. Tom's land was forested, while Bill's was covered with grasslands. Which parcel of land had an excess of water that percolates downward through the soil layers?
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[A]: Tom's

[Q]: Paul and Dirk were studying the human digestive system. paul studied more about the stomach, while Dirk studied more about the jejunum. Which student read less about millions of microscopic, fingerlike projections?
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[A]:
Paul