Determine whether the study involves selection bias, participation bias, both selection bias and participation bias, or neither.As voters left various polls across the city, every tenth voter at each polling place was asked who they had chosen to be the next mayor.
A. No Bias
B. Participation Bias and Selection Bias
C. Selection Bias
D. Participation Bias
Answer: A
Mathematics
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A. 
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C. 
D. 
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?
?
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