$\quad\quad\quad\quad\text { Country A }$ $\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\text { Country B }$

$\quad\quad\quad\quad\text { Country A }$$\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\text { Country B }$
$\begin{array}{|l|l|l|l|}\hline \begin{array}{l}\text { Good } X \\(\text { units of } X) \end{array} & \begin{array}{l}\text { Good } Y \\(\text { units of } Y) \end{array} & \begin{array}{l}\text { Good } X \\\text { (units of } X) \end{array} & \begin{array}{l}\text { Good } Y \\(\text { units of } Y) \end{array} \\\hline 0 & 16 & 0 & 12 \\\hline 2 & 12 & 2 & 9 \\\hline 4 & 8 & 4 & 6 \\\hline 6 & 4 & 6 & 3 \\\hline 8 & 0 & 8 & 0 \\\hline\end{array}$
-In the table above, country A is producing 4 units of X and 8 units of Y and country B is producing 4 units of X and 6 units of Y. The opportunity cost of producing more of

A) good X is lower in country A.
B) good Y is the same for both countries.
C) good X is the same for both countries.
D) good Y is lower in country A.