Which of the Following Statements Most Accurately Makes the Distinction

Multiple Choice

Which of the following statements most accurately makes the distinction between the long run and the very-long run with respect to the long-run average cost (LRAC) curve?

A) In the long run,the LRAC curve is shifting down,whereas in the very-long run the firm is moving along the existing LRAC curve.
B) In the long run,the firm is moving along the existing LRAC curve,whereas in the very-long run,the LRAC curve is shifting down.
C) In the long run,the LRAC curve is shifting up,whereas in the very-long run the firm is moving along the existing LRAC curve.
D) In the long run,the firm is moving along the existing LRAC curve,whereas in the very-long run,the LRAC curve is shifting up.
E) There is no distinction between the long run and the very-long run with respect to the LRAC curve.