Refer to the Following -What Is Average Total Cost When 200 Units of Output

Refer to the following:

$\begin{array}{ccccccccc} & & \text { Total } & \text { Total } & \text { Average } & \text { Average } & \text { Average } & \\& \text { Total } & \text { Fixed } & \text { Variable } & \text { Fixed } & \text { Variable } & \text { Total } & \text { Marginal } \\\text { Output } & \text { Cost } & \text { Cost } & \text { Cost } & \text { Cost } & \text { Cost } & \text { Cost } & \text { Cost }\\\hline 100&560&-&60&-&-&-&-\\200&-&-&-&-&-&-&4.00\\300&-&-&-&-&4.00-&-&-\\400&-&-&-&-&-&7.00&-\\\end{array}$
-What is average total cost when 200 units of output are produced?

A) $2.30
B) $2.50
C) $4.00
D) $4.80
E) none of the above