Synthesize the effects of a nationwide policy that provides free higher education on the LRAS curve.

• A. The LRAS curve remains unchanged, as education does not affect worker productivity.
• B. The LRAS curve becomes horizontal, indicating no change in worker productivity.
• C. The LRAS curve shifts to the left, as education decreases worker productivity.
• D. The LRAS curve shifts to the right, as improved education increases worker productivity.

Answer: (D)