Refer to the Following Figure When Answering the Next Five $\tilde { Y } _ { t }$

Multiple Choice

Refer to the following figure when answering the next five questions.
Figure 9.2: U.S. Output Fluctuations 1960-2012
(Source: BEA and CBO, data from Federal Reserve Economic Data, St. Louis Federal Reserve)
-Consider Figure 9.2, which represents $\tilde { Y } _ { t }$ . In approximately what years did the U.S. economy experience its longest economic downturn, using the text's definition?

A) 1990-1997
B) 1974-1978
C) 1980-1988
D) 1957-1963
E) 2008-2012