Which describes a way that gross domestic product  (GDP) ) is used to measure the economy?
A) If GDP  increases for 12  months straight, a country  in a contraction. 
B) If decreases for six months straight a country is in a recession 
C) If GDP increases for six months straight, a country is facing rapid inflation 
D) If  GDP decreases  for 12 months  straight  a country  is in a trough .
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