Exhibit 2-1 -Refer to the Exhibit

Multiple Choice

Exhibit 2-1
$$\begin{array} { l r r } & \text { Hans } & \text { Maria } \\\hline \text { Loads of laundry per hour } & 4 & 12 \\\text { Pages typed per hour } & 6 & 8\end{array}$$
-Refer to the exhibit.What are Hans and Maria's trading opportunities?  

A)  Maria has an absolute and a comparative advantage in typing. 
B)  Maria has an absolute and a comparative advantage in doing laundry. 
C)  Hans has an absolute and a comparative advantage in typing. 
D)  Hans has an absolute advantage in doing laundry.