The graph below provides some information about the heights of five people.
The following are known about these people.
\begin{itemize}
\item Ay\c{s}e and Kemal are the same height.
\item Bora is 2 cm shorter than Kemal.
\item Elif is 6 cm taller than Mehmet.
\item Mehmet is 3 cm taller than Ay\c{s}e.
\end{itemize}
Accordingly, what is the average height of these people in cm?\\
A) 164\\
B) 165\\
C) 166\\
D) 167\\
E) 168