In an Efficient Market, the Price of a Security Will

In an efficient market, the price of a security will:

A) always rise immediately upon the release of new information with no further price adjustments related to that information.
B) react to new information over a two-day period after which time no further price adjustments related to that information will occur.
C) rise sharply when new information is first released and then decline to a new stable level by the following day.
D) react immediately to new information with no further price adjustments related to that information.