The Following Table Shows the Quantity of Shaved Ice Desserts

Multiple Choice

The following table shows the quantity of shaved ice desserts that can be made in one hour based on the number of workers hired. If the price of a shaved ice dessert is $6, what is the marginal revenue product of the third worker?
$\begin{array}{|l|l|l|}\hline \text { Labor } & \text { Quantity } & M P P_{\mathrm{L}} \\\hline 1 & 6 & 6 \\\hline 2 & 16 & 10 \\\hline 3 & 25 & 9 \\\hline 4 & 32 & 7 \\\hline 5 & 37 & 5 \\\hline\end{array}$

A) $18
B) $25
C) $54
D) $150