Stock prices fluctuate daily. In relation to the efficient market hypothesis, these fluctuations are:
a. inconsistent with the semi strong form of efficiency because prices should be stable.
b. consistent with the semi strong form because new information arrives daily.
c. consistent with all forms of market efficiency provided the prices do fluctuate on a daily basis.
d. inconsistent with all forms of market efficiency.
e. consistent with the strong form because prices and information are controlled by insiders.