Problem: John is an automotive enthusiast. He was visiting the auto show in his city. Two cars caught his attention, car A and car B. Car A was newer and it had catalytic converter. On the contrary, car B was older and didn't have catalytic converter. But he found the design of older car more attractive. Would car A emit less or more unburned hydrocarbons than car B?

A: less
Problem: Given the question: Two students studied animal behavior for the biology class. Ned studied more about predators, while Kim studied more about herbivores. Which student studied less about keystone species?
++++++++++++++++++++++++++++++++
The answer is:
Kim
input question: Mike is studying the population growth rate of countries around the world. He noticed that countries like Japan and Russia are having a demographic shift. They have a growing population of late adulthood. He recorded the late adulthood population as population A. On the other hand, many developing countries have growing population of younger people. He recorded younger population as population B. Which population would see weaker immune system, population A or population B????
output answer: population A
Angela just bent through a really bad breakup and is feeling very depressed. To make herself feel better she tends to binge on foods that happen to be very high in lipids. Will Angela's risk of cardiovascular disease likely increase or decrease?
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Answer: increase
Q: A windmill is used to power a nearby house. On days when there is almost no wind the house runs very low on power. But on days when there is a lot of wind, such as during a storm the reserve batteries for the house are able to charge to full. Given the levels of the batteries are very low, has the amount of wind in the area increased or decreased?
A: decreased
[Q]: Scientists are performing experiments on two different alkanes, Dipophane and Jothane. The scientists put each alkane into a beaker and begin heating each one at the same time to see which will melt first. During this experiment it is discovered that Dipophane melts before Jothane does. Which alkane has more carbon atoms?
****
[A]:
Jothane