Benjamin is taking an Army training class and is learning to operate a tank. Today, he is in a tank with an instructor on a training course. Benjamin drives the tank forward and comes to a large dirt mound blocking his path. He needs to decide whether to break the left tread or right tread. Eric is operating a tank in a war zone. The battlefield is filled with large debris and needs to be navigated carefully. A large wall is blocking Eric's way forward and his right side. If Eric slowed the left tread would he avoid or hit the wall?
Ans: avoid

David is a doctor who works for the public health department. After analyzing health data for his city, he found twenty percent of the population have myopia. He categorized them as group A. Another eighty percent didn't have myopia. He put them in group B. He now needs to devise a plan on how to tackle myopia in his city. Would group B find it easier or harder to see distant objects than group A?
Ans: easier

Two brothers got sick and weren't feeling well. Strangely enough they found out they were infected with viruses. Tom was infected with human papillomavirus, while Chris was infected with hepatitis. Which brother was more at risk of developing liver cancer?
Ans: Chris

The underwater fishing teams picked their spots early. Team Bob went at the mouth of the river, where the freshwater met the salty seawater in the hope that more turbidity from the river and more nutrients will attract more fish. Team Dan went south where they knew there was less of a thermocline, so they could catch fish without taking risks. Which team had taken a more cautious approach?
Ans: Dan