The table shows the data for a math class's first chapter test marks and the final exam marks.

First chapter test:
75, 85, 88, 92, 92, 95, 95, 100, 100, 100

Final exam:
60, 65, 78, 78, 82, 88, 91, 93, 95, 98

Which data set has the largest IQR?

A.) First chapter test
B.) Final exam
C.) They have the same IQR
D.) There is not enough information to find the IQR