input question: Greg is an environmental scientist. He wants to know how earth's atmosphere differed in two different time. To that end, he selected two time periods, time A and time B. Time A is set in the year one thousand when using fossil fuels was not very common. Time B is set in the year two thousand when fossil fuels are used in large quantities. In which time less carbon dioxide would be realeased into the atmosphere, time A or time B????
output answer: time A

input question: Two sister cities, located at different altitude, are affected differently by climate change. Bergen is at 60 degrees N, while Seattle is at 47 degrees N latitude. Which city feels the effects of climate change faster????
output answer: Bergen

input question: 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 have their atmosphere destroyed by air pollution????
output answer: planet X

input question: Two friends ate lots of deviled eggs for Easter this year. Danny felt sick and went to the doctor where he found out he had been infected with hepatitis B. Paul was ok and didn't require medical attention. Which friend experienced more yellowing of the eyes????
output answer:
Danny