Recall the Application About the Value of the Minimum Wage

Recall the Application about the value of the minimum wage between 1974 and 2007 and the impact
inflation has on the real minimum wage to answer the following question(s) . The following table is from
the Application. $\begin{array}{|l|l|l|}\hline&1974&2007\\\hline\text { Minimum wage per hour } & \$ 2.00 & \$ 5.85 \\\hline \text { Weekly income from minimum wage } & \$ 80.00 & \$ 234.00 \\\hline \text { Cost of a standard basket of goods } & \$ 47.00 & \$ 202.00 \\\hline \text { Number of baskets per week } & 1.70 & 1.16\\\hline\end{array}$

-In comparing the minimum wages between 1974 and 2007, this Application addresses the economic concept of

A) the marginal principle.
B) the principle of voluntary exchange.
C) the principle of diminishing returns.
D) the real-nominal principle.