问题如下：
Which of the following is most correct about investing in stocks can provide protection against inflation？
选项：
A.Individual equity or sectors can protect against inflation depend on its ability to pass along higher input costs to customers.
Alll equities investments can provide protection against inflation.
Inflation is a leading indicator of the business cycle, while equity prices are often a lagging indicator
解释：
A is corrent. Some individual equities or sectors can provide some protection against inflation, although the ability to do so varies. For example, certain companies may be successful at passing along higher input costs (such as raw materials, energy, or wages) to customers. This ability to pass along costs to customers can protect a company’s or industry’s proft margin and cash flow and can be reflected in their stock prices.
选项C中的
equity prices是与经济同步的指数吧？
