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The frequency distribution below represents the ages of cousins at a large family reunion. Identify the value of n for the distribution.
A. 6
B. 34
C. 40
D. 11

In the "cousin" distribution, identify the modal (the mode for grouped data) class.
A. 10 - 14 and 25 - 29
B. 30 - 34
C. 15 - 19
D. 5 - 9

In the "cousin" distribution, find the midpoint for the class 10 - 14.
A. 12
B. 17
C. 4
D. 6