题目内容
（请给出正确答案）
提问人：网友c********1
发布时间：2022年3月23日 22:35
[单项选择题]
Concerning efficient financial( including derivative) markets, the most appropriate description is that()
A. it is often possible to earn abnormal returns.
B. the law of one price holds only in the academic literature.
C. arbitrage opportunities rarely exist and are quickly eliminated.
参考答案
十点题库官方参考答案
（由十点题库聘请的专业题库老师提供的解答）
