On January 1, you forecasted that there is a 45 percent chance that the stock price of Edward Bear Inc. will be $95 in one year while there is a 55 percent chance that the stock price will be $35. Six months later, you revised the estimated probability to 25 percent chance of the high state (stock price of $95). If the market agrees with your revised forecasts, what is the expected change in stock price from January 1 to July 1? Assume the discount rate is zero.

A) Price goes up by 19.35%

B) Price goes down by 19.35%

C) Price goes up by 24%

D) Price goes down by 24%