All of the Following Statements Are True Except

Multiple Choice

All of the following statements are true except

A) consumers allocate their budgets to get the most value possible.
B) we derive a consumer's demand curve by finding how the best budget allocation changes as the price of a good changes.
C) firms get the most value out of their resources at every point along a consumer's demand curve.
D) a competitive equilibrium achieves an efficient outcome.
E) when firms in perfect competition are away from the long-run equilibrium,the market is still efficient.