单选题
编号：2695954
1. A financial analyst utilizing his analytical expertise and up-to-date information buys a company's stock. His close friends, who lack information or expertise, imitate the financial analyst's action and buy the stock. Which of the following statements concerning this behavioral bias is most accurate?
- A.It improves market efficiency.
- B.It is identical to representativeness.
- C.It is inconsistent with rational behavior.