Please answer this: John wanted to revisit Aristotle's theory of tetrapods. To that end, he chose two tetrapods, tetA and tetB. An adult tetA was heavier than an adult tetB. Moreover, a tetA had longer gestation period than tetB. He needed to figure out how their characteristics fit Aristotle's theory. Would tetA have larger or smaller brood size than tetB?
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Answer: smaller
Problem: Two groups of athletes were part of an experiment. Group One ran 10 miles without charging up their body with glycogen at the start of the exercise, and didn't eat or drink other supplements during the race. Group Two did everything by the book and had better overall results. Which group had fewer runners experiencing sudden loss of energy?

A: Two
Problem: Given the question: Two bird islands in the Atlantic Ocean had very different climate changes during the last 5 years. Bone island experienced drought, while Finch island experienced flooding. Which island had none of the big-beaked birds die?
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The answer is:
Finch
input question: Two different countries produced their electricity using different methods. Burma used fossil fuels such as coal and oil, while Bhutan used renewable energy sources. Which country released more carbon dioxide into the atmosphere ????
output answer: Burma
Planet Y and planet X were two inhabited planets in a nearby solar system. People from Planet X were living in harmony with nature, and didn't hurt the environment in any way. People on planet Y generated lots of air pollution, and destroyed their ozone layer by using inappropriate substances. Which planet didn't alter their nitrogen cycle?
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Answer: planet X
Q: An anthropologist gathered observations for two native tribes from southern Africa. He noticed that both tribes spend the majority of the day outside, and therefore they are both exposed to fairly high amounts of UV light. He also quickly realized that one key difference between the tribes was that members of tribe A had dark skin, while members of tribe B had light skin. Members of which tribe will produce more melanin?
A:
tribe A