The data set shows the number of players on each softball team in a tournament:

9 12 8 7 7 21 11 9 8 7 10 7 10 11

Which of the following statements is true based on the data set?
There is one outlier that indicates an unusually large number of players on that team.
There are two outliers that indicate an unusually large number of players on those two teams.
There is one outlier that indicates an unusually small number of players on that team.
There are two outliers that indicate an unusually small number of players on those two teams.