High School

A librarian surveys college libraries to find out how many hours each library stays open on the weekends.

The number of hours is noted in the order that the librarian calls each:
15, 15, 8, 12, 12, 14, 14, 16, 8, 17, 18, 15, 12, 10

Find the median of the hours open.

A. 12
B. 14
C. 14.5
D. 15