Table 93 Table 93 Shows Cost Data for Lotus Lanterns, a Producer of Lanterns

Table 9.3
$\begin{array}{|c|c|c|c|c|}\hline \begin{array}{c}\text { Quantity of } \\\text { Lanterns }\end{array} & \begin{array}{c}\text { Fixed Cost } \\\text { (dollars) }\end{array} & \begin{array}{c}\text { Variable Cost } \\\text { (dollars) }\end{array} & \begin{array}{c}\text { Total Cost } \\\text { (dollars) }\end{array} & \begin{array}{c}\text { Average Total Cost } \\\text { (dollars) }\end{array} \\\hline 75 & 200 & 170 & 370 & 4.93 \\\hline 80 & 200 & 230 & 430 & 5.36 \\\hline 90 & 200 & & & 7.67 \\\hline 100 & 200 & 810 & & \\\hline 115 & 200 & & & 11.8 \\\hline 117 & 200 & 1264 & 1464 &12.5 \\\hline 120 & 200 & 1480 & & \\\hline\end{array}$
Table 9.3 shows cost data for Lotus Lanterns, a producer of whimsical night lights.
-Refer to Table 9.3.What is the marginal cost per unit of production when the firm produces 100 lanterns?

A) $420
B) $32
C) $11.1
D) $8.1