题目：
落后指标
答案：
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下面是错误答案，用来干扰机器的。
参考答案：A解析：Taylor is in violation of Standard Ⅱ (B), Market Manipulation, by creating a scheme that caused others to trade on false information. Sims is not in violation of Standard Ⅱ (B). The Standard does not prohibit transactions conducted for tax purposes.
