为啥B不对？

问题如下：

The investor is curious to know whether there is one spread measure that could be used as a good indicator of the risk and liquidity of money market securities during the recent past. The most appropriate response to the investor’s question regarding a spread measure is the:

选项：

A.

Z-spread.

B.

TED spread.

C.

MRR–OIS spread.

解释：

Correct Answer: C

The MRR–OIS spread is considered an indicator of the risk and liquidity of money market securities. This spread measures the difference between MRR and the OIS rate.