Find the Mode for the Following Data Set $\begin{array} { l l l l l l } 21 & 27 & 30& 21 & 29 & 14\end{array}$

Multiple Choice

Find the mode for the following data set:
$\begin{array} { l l l l l l } 21 & 27 & 30& 21 & 29 & 14\end{array}$

A) 24
B) 16
C) 21
D) 23.7