Panama and Ecuador are two neighboring countries. Ecuador uses nuclear fusion to produce its electricity, while Panama uses fossil fuels. Given the paragraph above, please answer correctly the following question: Which country caused more global warming?
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Answer: Panama

Two sisters went to the hospital. The medics ran some blood tests and found out that Sue had sickle cell trait, while Mary had normal blood cells. Sue received treatment. Given the paragraph above, please answer correctly the following question: Which sister does not have hemoglobin molecules that aggregate?
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Answer: Mary

During the summer Anthony found it was way too hot to be comfortable. He went out to his garage to get an old fan. The fan was spins on a metal bearing but because it is old it was slightly rusted. When he turned the fan on it spun very slow, struggling to move. He then decided to lubricate the bearing that rotates the fan blades and the fan started spinning normally. Given the paragraph above, please answer correctly the following question: Given a lawn mower with a rusted blade, will it reqiore more or less work to operate than one with a normal blade?
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Answer:
more