Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

Which of the following statements regarding fixed-income indexes is most accurate?
Option A:Liquidity issues make it difficult for investors to easily replicate fixed-income indexes.
Option B:Rebalancing and reconstitution are the only sources of turnover in fixed-income indexes.
Option C:Fixed-income indexes representing the same target market hold similar numbers of bonds.

Answer: A