Which of the Following Reasons Would NOT Explain Why It

Which of the following reasons would NOT explain why it is so difficult to specify the risk-return preferences of investment management clients?

A) It is difficult to translate subjective and ill-defined feelings into quantitative terms.
B) Most investors have only a vague understanding of their own risk-return preferences.
C) Even under questioning, clients will give seemingly inconsistent answers to similar questions.
D) Investors usually have more concern about the target for short-run returns than long-run returns.