$\begin{array} { l } C = 40 + 0.8 Y \\I _ { g } = 40 \\X = 20 \\M = 30\end{array}$

Multiple Choice

$\begin{array} { l } C = 40 + 0.8 Y \\I _ { g } = 40 \\X = 20 \\M = 30\end{array}$
(Advanced analysis) The equations give information for a private open economy. The letters $Y , C , I _ { g } , X$ , and $M$ stand for GDP, consumption, gross investment, exports, and imports, respectively. Figures are in billions of dollars. This nation is experiencing

A) a trade surplus.
B) balance in its international trade.
C) a trade de?cit.
D) unemployment.