While trading on behalf of a pension account, an analyst receives special research reports from the brokerage firm with whom she is doing the trades. Such an activity is:（）
A. a violation of both Standard Ⅲ (A), Loyalty, Prudence, and Care, and the Code of Ethics. B. a violation of only The Code of Ethics.
C. not in itself a violation of Standard Ⅲ (A), Loyalty, Prudence, and Care, nor the Code of Ethics.
