[Q]: Scientists studied mutations on groups of fruit flies. Group A presented gemline mutations, while group B presented somatic mutations. Which group had fewer mutations in the DNA of sex cells?
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[A]: group B
input: Please answer the following: A doctor tested two people for HIV. Tom had the virus in his blood, while Nick didn't have HIV, he was healthy. Tom has apparently had the virus for 20 years. Which person didn't have the number of HIV copies increasing as time passed?
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output: Nick
Please answer this: 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?
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Answer: Kim
Problem: Two friends named Jill and Jane met after many years and had a chat over a cup of tea. Jane was 70 years-old, while Jill was 55. They shared many stories. Which friend was most likely retired from work?

A: Jane
Problem: Given the question: There is a long history of martial arts competition in Fujian Province of China. Interestingly, one can also place bets on competitors. David is a martial arts enthusiast, watching every martial arts movie he can find. This year David and his friend John is visiting the Fujian Province to see the martial arts competition. There are two rounds of competition, round A and round B. Round A competitors would display southern Chinese martial arts while round B competitors would display northern Chinese martial arts. In which round competitors would be farther from their opponents, round A or round B?
++++++++++++++++++++++++++++++++
The answer is:
round B
Problem: Thomas and Alexander are freshman students in an introductory chemistry laboratory course at their local college. In this week's experiment, both Thomas and Alexander will be starting their experiments with liquid water. They both follow different experimental protocols, and at the end of the experiment Thomas discovers ice in his reaction flask, while Alexander discovers steam in his reaction flask. Which person added energy over the course of their reaction?

A:
Alexander