Refer to the Following Table A)61%
B)2

Refer to the following table. What was the approximate output gap in 1973?
$$\begin{array} { | l | c | c | } \hline \text { Year } & \begin{array} { c } \text { Real GDP } \\\text { (billions of \$) }\end{array} & \begin{array} { c } \text { Potential GDP } \\\text { (billions of \$) }\end{array} \\\hline 1970 & 93 & 90 \\\hline 1971 & 96 & 94 \\\hline 1972 & 105 & 99 \\\hline 1973 & 109 & 104 \\\hline 1974 & 100 & 107 \\\hline\end{array}$$

A) 6.1%
B) 2.1%
C) 4.8%
D) -6.5%