Jim drew a dot plot with normal distribution. Which could be Jim’s data set?

-A 30, 40, 40, 50, 60, 70, 70, 80 
-B 0, 1, 2, 2, 3, 4, 4, 5, 6 
-C 11, 12, 13, 13, 14, 16, 17, 18 
-D 4, 6, 6, 7, 7, 7, 8, 8, 10