A Possible Problem with Table 2

Multiple Choice

$\begin{array}{|l|l|l|}\hline\text {TABLE 2.2 AGES OF }\\\text {RESPONDENTS }\\\hline \text { Class Intervals } & \text { Frequency } & \text { Percentages } \\\hline 18-23 & 5 & \\\hline 24-29 & 21 & \\\hline 30-40 & 10 & \\\hline \text { TOTAL } & 36 & \\\hline\end{array}$
A possible problem with Table 2.2 is that

A) class intervals overlap.
B) class intervals are too large.
C) class intervals are unequal in size.
D) class intervals are exhaustive.