1. Which of the following statements is least accurate:
   1. The performance of commodity indices can be quite different from that of the underlying commodities
   2. Liquidity issues make it difficult for investors to easily replicate fixed income indices.
   3. Fixed-income indices are most likely constructed on the basis of coupon frequency.
   4. Reconstitution of a security market index reduces the likelihood that the index includes securities that are not representatives of the target market