Answer:
A, because regular team sports is where an entire group competes for points.
Bacteria is something else that you would need to know
Answer:
social experiment
Explanation:
According to my research on studies conducted by various sociologists, I can say that based on the information provided within the question the study just described is a social experiment. This type of experiment focuses on research which test a human's reaction to certain situations or events. Which is what is happening in this situation with the students.
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