input question: Barb and Ann were friends. The used to play together outside in the yard till one day Barb's parents found out that she had sickle cell anemia. They haven't played together since. Which girl didn't have hemoglobin S in her blood????
output answer: Ann
Two groups of runners attended a 5k event downtown. Brown group warmed up properly before the race, but Red group did no such thing and suffered the consequences. Which group was more at risk for muscle injuries?
----
Answer: Red
Q: Two teams of researchers studied the environment in Antarctica. Team Black studied air pollution and the ozone layer, Team Red studied the water. Which team didn't observe that aerosol sprays are being released into the atmosphere?
A: Red
Question: Two lakes had been stocked with fish two years before.Blue lake had an abundant fish stock because nobody fished there, but Green lake was open for fishing. Blue lake had some polution and disease problems. Which lake had a higher fishing mortality last year?
Answer: Green lake
[Q]: The health inspectors reviewed data from two villages, Key and Auburn. Key village presented higher levels of both indoor and outdoor pollution. Which village had a lower level of air pollutants?
****
[A]: Auburn
Problem: Given the question: Two teams studied two types of animals: team A studied predators, while team B studied grazers. They learned a lot from this experience. Which team learned about keystone species?
++++++++++++++++++++++++++++++++
The answer is:
team A