Instruction 2 $$\begin{array} { | l | l | } \hline x & f \\\hline 1 & 7 \\\hline 2 & 5 \\\hline 3 & 11 \\\hline 4 & 8 \\\hline 5 & 9 \\\hline\end{array}$$

Multiple Choice

Instruction 2.2
At a meeting of information systems officers for regional offices of a national company, a survey was taken to determine the number of employees the officers supervise in the operation of their departments, where X is the number of employees overseen by each information systems officer.
$$\begin{array} { | l | l | } \hline x & f \\\hline 1 & 7 \\\hline 2 & 5 \\\hline 3 & 11 \\\hline 4 & 8 \\\hline 5 & 9 \\\hline\end{array}$$
-Referring to Instruction 2.2,how many regional offices are represented in the survey results?

A) 11
B) 40
C) 15
D) 5