Refer to the Following $\begin{array}{rr}\text { Output } & \text { Total Cost } \\\hline 0 & \$ 300 \\50 & 800 \\100 & 1050 \\150 & 1650 \\200 & 2400\end{array}$

Multiple Choice

Refer to the following:

$\begin{array}{rr}\text { Output } & \text { Total Cost } \\\hline 0 & \$ 300 \\50 & 800 \\100 & 1050 \\150 & 1650 \\200 & 2400\end{array}$
-The additional cost of producing the 170th unit of output is:

A) $10.50
B) $11.50
C) $13
D) $15
E) none of the above