单选题 A CFA charter holder who comes to work intoxicated is: A. in violation of Standard Ⅳ (A) concerning duties to employer. B. not in violation of the standards. C. in violation of Standard Ⅰ (D) concerning professional misconduct.

【正确答案】 C

【答案解析】Being intoxicated at work is poor personal behavior. It is a violation of Standard Ⅰ (D), which covers professional competence and integrity.