The dataset below has an outlier. First, determine the outlier. If the outlier is excluded how does it affect the mode?

12, 19, 19, 20, 21, 22, 22, 23, 24, 26, 27, 28, 29, 30, 32, 35, 48

A. The outlier is 48 and it decreases the mode if it is excluded.
B. The outlier is 12 and it increases the mode if it is excluded.
C. The outlier is 12 and it has no effect on the mode if it is excluded.
D. The outlier is 48 and it has no effect on the mode if it excluded.