Table 281 Refer to Table 28

Table 28.1 $\begin{array}{|c|r|r|}\hline\begin{array}{c}\text { Reduction in Emissions } \\\text { (in tons) }\end{array} & \begin{array}{c}\text { MC to Reduce Emissions by } \\\text { SteelPlant }\end{array} & \begin{array}{c}\text { MC to Reduce Emissions by } \\\text { Paper Plant }\end{array} \\\hline 1 & \$ 400 & \$ 200 \\\hline 2 & 500 & 280 \\\hline 3 & 600 & 320 \\\hline\end{array}$
Refer to Table 28.1.Suppose the government allows these two firms to trade pollution permits.What would be the price of a permit to emit the second ton of pollutants?

A) Less than $200.
B) Between $200 and $280.
C) Between $280 and $400.
D) More than $500.