Jocelyn and Kari's math quiz scores are shown. 
Jocelyn: 86, 87, 95, 72, 78, 8 80
Kari: 88, 78, 93, 81, 75, 92 
Based on the samples , which student generally has higher quiz scores?
A. Jocelyn , because she had a maximum score of 95. 
B. Jocelyn , because the interquartile range of her scores is 9.
C. Kari , because the range of her scores is 18.
D. Kari because the mean and median of her scores is 84