单选题 Frank Jones passed the Level I CFA examination in 2008 and the Level Ⅱ examination in 2009. He is currently enrolled for the Level Ⅲ examination. According to the CFA Institute Standards of Professional Conduct, which of the following is the most appropriate way for Jones to refer to his participation in the CFA program? A. Frank Jones, CFA Level Ⅱ B. Candidate in the CFA Institute CFA program. C. Passed Level Ⅱ of the CFA examination in 2009.