Given the data 12, 39, 21, 18, 24, 17, 12, 25:

What is the outlier in the data?
What is the mean with the outlier?
What is the mean without the outlier?
A. 12; 21; 18.4
B. 12; 18.4; 21
C. 39; 21; 18.4
D. 39; 18.4; 21

C. 39; 21; 18.4