Which of the following data sets has the smallest range?
A.(324,318,367,312,389,337)
B.(50,30,10,0,80,100)
C. (37,19,40,54,75,68)
D. (148,145,117,148,199,172)
A.(324,318,367,312,389,337)
B.(50,30,10,0,80,100)
C. (37,19,40,54,75,68)
D. (148,145,117,148,199,172)