3. The country of Old Jersey produces milk and butter, and it has published the following macroeconomic data, where quantities are in gallons and prices are dollars per gallon. 
Between Year 1 and Year 2, the percent change in real GDP (based on Year 1 as a base year) was
(A) 190%.
(B) 130%.
(C) 58%.
(D) 60%.
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統計: 尚無統計資料
統計: 尚無統計資料