Given the Table Below,what Is the Marginal Cost of the 250th

Multiple Choice

Given the table below,what is the marginal cost of the 250th unit of output? $\begin{array}{c}\begin{array}{c}\\\\\text { Output } \\\hline 100 \\200 \\300 \\400 \end{array}\begin{array}{c}\\\text { Total}\\\text { Cost }\\\hline 560\\-\\-\\-\end{array}\begin{array}{c}\text {Total}\\\text {Fixed}\\\text {Cost}\\\hline-\\-\\-\\-\end{array}\begin{array}{c}\text { Total } \\\text { Variable } \\\text { Cost } \\\hline 60\\-\\-\\- \end{array}\begin{array}{lll}\text {Average}\\\text {Fixed}\\\text {Cost}\\\hline -\\-\\-\\-\end{array}\begin{array}{c}\text {Average}\\\text {Variable}\\\text {Cost}\\\hline-\\-\\4.00\\-\end{array}\begin{array}{c}\text {Average}\\\text {Total}\\\text {Cost}\\\hline-\\-\\-\\7.00\end{array}\begin{array}{c}\\\text {Marginal}\\\text {Cost}\\\hline-\\4.00\\-\\-\end{array}\end{array}$

A) $0.14
B) $2.40
C) $4.00
D) $7.40
E) none of the above