Which One of the Following Announcements Is Most Apt to Cause

Multiple Choice

Which one of the following announcements is most apt to cause the price of a firm's stock to increase?

A) The firm met its quarterly earnings forecast.
B) An unpopular CEO unexpectedly announced he is resigning effective immediately.
C) A firm officially confirmed the rumors that it is merging with a competitor.
D) The firm just lowered its projected earnings per share for next year.
E) Analysts are expected to lower the firm's credit rating on its debt.