[Q]: Michael and Robert are two patients at a cardiology clinic. Both just received their blood test results and were told that they need to improve their cholesterol levels. They were each recommended to begin exercising regularly. Michael took this advice to heart, and began regular aerobic exercise every week. Robert, on the other hand, only performs aerobic exercise every couple of weeks. Assume that all other aspects of Michael and Robert's lives remain the same, who will have lower HDL cholesterol levels in the future?
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[A]: Robert
input: Please answer the following: Two neighboring towns, Pine town and Willow town, used different types of woods for lumber et al. Willow town used hardwoods, while Pine town used softwoods. Which town used more conifers for their sticky substance you might see oozing out of a wound on a pine tree?
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output: Pine
Please answer this: Pam and Alice studied Earth's climate and vegetation. Pam studied more about high latitudes (70 to 50N), while Alice studied about lower latitudes (30N to 20S). Which person studied less about portions of montane grasslands?
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Answer: Alice
Problem: Roger and Samantha are brother and sister. Both of them perform roughly the same amount of physical activity on a day-to-day basis. Roger, however, eats a lot more food relative to the amount he needs given his activity levels. Samantha, on the other hand, eats the appropriate amount of food given her level of activity. Who is more likely to develop type 2 diabetes in the future?

A: Roger
Problem: Given the question: David was studying human history. He selected two specific eras of human history, era A and era B. Era A was before humans had invented agriculture. And, era B was after the invention of agriculture. He noticed that human societies had changed dramatically after the invention of agriculture. Which era saw lower birth rate, era A or era B?
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The answer is:
era A
Problem: Stephanie and Barb are two friends that belong to a sailing club. They are having a lunch at the cafe in the club and discussing their latest boat purchases. Stephanie mentions that her latest boat she has been using has cavitation. Barb takes a bite of her sandwich and remarks that the boat she is currently using doesn't have any cavitation. Whose boat will need repairs less frequently?

A:
Barb