The price of your investment increases 20% one month after you buy it. You do not believe that the stock's prospects have changed. Which one of the following actions would indicate the greatest amount of risk aversion?

Group of answer choices

You sell half of your stock holdings and invest the proceeds in other areas of your portfolio

You buy more stock, anticipating that it will go higher.

You sell all of your stock holdings immediately.

You hang on to the stock, anticipating that it will go higher.