Active Trading in Markets and Competition Among Securities Analysts Helps

Multiple Choice

Active trading in markets and competition among securities analysts helps ensure that __________.
I.security prices approach informational efficiency
II.riskier securities are priced to offer higher potential returns
III.investors are unlikely to be able to consistently find under- or overvalued securities

A) I only
B) I and II only
C) II and III only
D) I, II and III