[求助]请高手不吝赐教！ industrial, statements, Lorraine, standards

sunnyboy03

cfa level1 请高手不吝赐教！谢了！

Over the past two days, Lorraine Quigley, cfa, manager of a hedge fund, has been purchasing large quantities of craeger industrial products ‘common stock while at the same time shorting put options on the same stock.. Quigley did not notify her clients of the trades although they are aware of the fund’s general strategy to generate returns. Which of the following statements is TRUE? Quigley:
A. did not violate the code and standards
B. violated the code and standards by manipulating the prices of publicly traded securities.
C. Violated the code and standards by failing to disclose the transactions to clients before they occurred.
D. Violate the code and standards by failing to establish a reasonable and adequate basis before making the trades.

sunnyboy03

The correct answer is A, got it. thks!