The ages of students enrolled in two math classes at the local community college, Class A and Class B, are listed in order below. Determine which of the following statements is true about Class B.

Class A: 20, 20, 20, 21, 22, 23, 23, 25, 27, 29, 30, 31, 34, 35, 36, 39, 40
Class B: 16, 17, 18, 18, 20, 22, 22, 24, 26, 26, 28, 29, 30, 34, 37, 40, 42

A.) Class B has a larger median and the same interquartile range.
B.) Class B has a larger median and a larger interquartile range.
C.) Class B has a smaller median and the same interquartile range.
D.) Class B has a smaller median and a larger interquartile range.