Many mutual funds are considered a form of active investing, where a portfolio manager buys and sells stocks to beat their benchmark.

Many mutual funds are considered a form of active investing, where a portfolio manager buys and sells stocks to beat their benchmark. Index funds are considered a form of passive investing intended to mirror an asset class such as all of the stocks in the S&P 500. What would you prefer to invest in and why?

Feel free to Google and cite your sources. This isn't covered directly in the text, but I believe it is an important question that deserves a closer look.