III markets are efficient, and a company announces new, unexpected information regarding its future prospects namely, that sales will be much lower than previously expected $-$ what do you expect will happen in the stock market?

A$)$ The value of a share will dechlne over an extended period of time as investors begin to sell shares in the company.

B$)$ The value of a share will fall below what is considered appropitate because of the decreased demand for the shares, but eventually the price will rise to the correct level.

c$)$ The value of a share will drop immediately to a price that reflects the