Consider a data set that has a mean of 18.2 and a standard deviation of 6.3. According to Chebyshev's theorem, give an interval that has at least 93.75% of the data.
A. (5.6, 30.8)
B. (7.1, 29.3)
C. (9.6, 26.8)
D. (12.1, 24.3)