Table 13-5
the Following Table Shows the Production and Costs

Table 13-5
The following table shows the production and costs for the Wooden Chair Factory.
​
​
$$\begin{array} { | c | c | c | c | c | c | c | } \hline \begin{array} { c } \text { Labor } \\\text { (Number of } \\\text { workers) }\end{array} & \begin{array} { c } \text { Capital } \\\text { (Number of } \\\text { machines) }\end{array} & \begin{array} { c } \text { Output } \\\text { (Chairs } \\\text { produced per } \\\text { hour) }\end{array} & \begin{array} { c } \text { Marginal } \\\text { Product of } \\\text { Labor } \\\text { (Chairs } \\\text { produced per } \\\text { hour) }\end{array} & \begin{array} { c } \text { Cost of } \\\text { Workers } \\\text { (Dollars) }\end{array} & \begin{array} { c } \text { Cost of } \\\text { Machines } \\\text { (Dollars }\end{array} & \begin{array} { c } \text { Total } \\\text { Cost } \\\text { (Dollars) }\end{array} \\\hline 1 & 2 & 5 & & & & \\\hline 2 & 2 & 10 & & & & \\\hline 3 & 2 & 20 & & & & \\\hline 4 & 2 & 35 & & & & \\\hline 5 & 2 & 55 & & & & \\\hline 6 & 2 & 70 & & & & \\\hline 7 & 2 & 80 & & & & \\\hline\end{array}$$ ​
-Refer to Table 13-5. The Wooden Chair Factory experiences diminishing marginal product of labor with the addition of which worker?

A) The third worker
B) The fourth worker
C) The fifth worker
D) The sixth worker