Find the mean, median, and mode
15, 3, 11, 15, 1, 14, 7, 2, 1, 1, 2

A. mean = 6.5, median = 8, mode =1
B. mean = 6, median = 3, mode = 1
C. mean = 6, median = 3, mode = 8
D. mean = 6.5, median = 3, mode = 1