Table 212 At 10 Units of Output in Table 21

Multiple Choice

Table 21.2 $\begin{array}{|l|r|r|r|r|}\hline \text { Output (units per day) } & 0 & 10 & 20 & 30 \\\hline \text { Total cost (dollars per day) } & \$ 40 & \$ 54 & \$ 62 & \$ 80\\\hline\end{array}$

At 10 units of output in Table 21.2,the total fixed cost is

A) $44.
B) $14.
C) $40.
D) $54.