单选题 An analyst preparing a report does NOT need to cite the use of which of the following? A. Charts developed by a colleague in the same firm. B. A recent quote from Alan Greenspan. C. Estimates of betas provided by Standard ＆ Poor's.

【正确答案】 C

【答案解析】Statistics provided by a recognized agency, such as Standard and Poor's, do not need to be cited. Charts, quotes, and algorithms developed by individuals must be cited when they are used.