Refer to the Table Shown A) Never Increases

Multiple Choice

Refer to the table shown. Marginal cost: $$\begin{array} { | c | c | } \hline \begin{array} { c } \text { Output } \\\text { (bicycles per week) }\end{array} & \text { Total cast (dollars) } \\\hline 1 & 100 \\\hline 2 & 200 \\\hline 3 & 310 \\\hline 4 & 440 \\\hline 5 & 580 \\\hline 6 & 730 \\\hline 7 & 900 \\\hline 8 & 1,200 \\\hline\end{array}$$

A) never increases.
B) decreases and then increases.
C) increases and then decreases.
D) never decreases.