[Q]: Sam and Ned went on vacation, The 2 friends partied nights and spent their days on the beach. Sam started getting flu like symptoms, so he went to the doctor's office where he found out that he was infected with HIV. Ned got scared when he heard what happened, but fortunately he was OK. Which friend had a virus that causes Acquired Immunodeficiency Syndrome?
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[A]: Sam

[Q]: Two twin brothers had very different blood pressures. Tom had very high blood pressure, while Dan had low blood pressure. Which brother didn't have hypertension?
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[A]: Dan

[Q]: In year 2200, David is an astronaut and an avid galaxy hopper from a planet hundred light years away. He ended up in the solar system in search of water. He identified three planets, planet A, planet B and planet C. Little did he know that less than a hundred years ago people used to call planet A as Earth, planet B as Venus, and planet C as Mercury. Which planet would have higher pressure on the surface, planet A or planet B?
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[A]: planet B

[Q]: Bill and Jane are two farmers. They both had aphid infestation problems over the last few years, so Bill decided to use many types of insecticides in order to keep the aphids under control. He was only partially successful. Jane didn't do anything about it yet, because she has fewer aphids on her farm, but she vows to do so in the near future. Which farmer had more aphids resistant to common insecticide?
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[A]:
Bill