What is the primary difference between short run aggregate supply (SRAS) and long run aggregate supply (LRAS)?

• A. SRAS is affected by price levels, while LRAS is determined by factors of production.
• B. SRAS is vertical, while LRAS is upward sloping.
• C. SRAS is determined by factors of production, while LRAS is affected by price levels.
• D. SRAS is horizontal, while LRAS is vertical.

Answer: (A)