basis risk

问题如下：

How is basis risk most accurately characterized in the context of derivatives?

选项：

A.The risk of failing to meet a margin call due to insufficient funds. B.The possibility of a mismatch between the expected value of a derivative and its underlying C.A mismatch in the timing of cash flows between a derivative and its underlying asset.

解释：

Basis risk is potential divergence between the expected value of a derivative instrument versus an underlying or hedged transaction. 本题考察的是basis risk的定义。