前面没有提到price-weighted 的方法来选股啊？

问题如下：

The initial benchmark used for the US large-cap allocation:

选项：

is unaffected by stocks splits.

is essentially a liquidity-weighted index.

holds the same number of shares in each component stock.

解释：

C is correct. The initial benchmark used for the US large-cap allocation is a price-weighted index. In a price-weighted index, the weight of each stock is its price per share divided by the sum of all the share prices in the index. As a result, a price-weighted index can be interpreted as a portfolio composed of one share of each constituent security.