单选题 An analyst does research about derivative markets. Which of the following statements is most likely among criticisms of derivative markets?
A. Derivativesprovide price information.
B. Derivativesreduce transaction costs.
C. Derivatives areoverly complex.

【正确答案】 C

【答案解析】[解析] 批评者认为，衍生品风险太大，尤其是投资者对构成衍生品的复杂工具所知有限时；而衍生品可提供价格信息、减少交易成本和有助于风险管理都是其优点。