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Determine whether the data set is a population or a sample. Explain your reasoning.
The salary of each baseball player in a league.
Choose the correct answer below.
A. Sample, because it is a collection of salaries for some baseball players in the league.
B. Population, because it is a collection of salaries for all baseball players in the league.
C. Population, because it is a subset of all athletes.
D. Sample, because it is a collection of salaries for all baseball players in the league, but there are other sports.