题目：
Which of the following statements regarding capital market efficiency is TRUE（）
A. Study results generally do not support the p form of the efficient market hypothesis.
B. Event studies and time series tests provide evidence that markets do not tend to be semip form efficient.
C. Corporate insiders and stock exchange specialists have monopolistic access to information that can be used to obtain positive abnormal returns.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C
