Find the Mode or Modes $\begin{array} { l l l } 54 & 61 & 62 \end{array}$

Multiple Choice

Find the mode or modes.
-Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mode(s) .
$\begin{array} { l l l } 54 & 61 & 62 \end{array}$
$\begin{array} { l l l } 51 & 56 & 63 \end{array}$
$68 \quad 58 \quad 52$

A) No mode
B) $58.3$
C) $54,61,62,51,56,63,68,58,52$
D) 58