-Notice the Costs as Given in the Table Below A)$5
B)$3
C)$2
D)$1

Multiple Choice

-Notice the costs as given in the table below.What is the marginal cost when total cost is $23? $$\begin{array} { c c } \text { Total Output } & \text { Total Costs } \\0 & \$ 10 \\1 & \$ 15 \\2 & \$ 18 \\3 & \$ 20 \\4 & \$ 21 \\5 & \$ 23 \\\hline\end{array}$$

A) $5
B) $3
C) $2
D) $1