What is the likely impact on the AD-AS model if there is a technological advancement in production?

• A. Short run aggregate supply shifts to the right, decreasing price level and increasing real GDP
• B. Short run aggregate supply shifts to the left, increasing price level and decreasing real GDP
• C. Aggregate demand shifts to the left, decreasing both price level and real GDP
• D. Aggregate demand shifts to the right, increasing both price level and real GDP

Answer: (A)