The Table Below Is a Tabulation of Opinions of Employees $\text { Degree of Satisfaction }$

The table below is a tabulation of opinions of employees of Axolotl Corporation, who were sampled at random from pay records and asked to complete an anonymous job satisfaction survey.                     $\text { Degree of Satisfaction }$
$\begin{array} { |c | c | c | c | c | } \hline{ \text { Pay Type } } & \text { Satisfied } & { \text { Neutral } } & \text { Dissatisfied } & \text { Row Total } \\\hline \text { Salaried } & 40 & 10 & 10 & 60 \\\hline\text { Hourly } & 80 & 50 & 50 & 180 \\\hline \text { Col Total } & 120 & 60 & 60 & 240\\\hline\end{array}$ For a chi-square test of independence, degrees of freedom would be:

A) 2
B) 3
C) 4
D) 6