At $12$:$00$ midnight April $1,2019$ an error in the Federal Reserve main computer causes $$1,000$ to be withdrawn from every citizens' checking account, thereby decreasing the US consumers real wealth. Use the AD$/$AS model to determine what happens to real GDP and the price level as a result. Assume an upward sloping AS curve, and assume the AS curve does not shift. a$.$ Real GDP increases and the price level increases. b$.$ Real GDP decreases and the price level decreases. c$.$ Real GDP increases, but the price level decreases. d$.$ Real GDP decreases, but the price level increases. e$.$ Real GDP may increase or decrease, but the price level unambiguously increases.