In evaluating mutual fund performance, what information does R² provide?

It tells you how the price movements of the mutual fund you are considering are related to the stock market as a whole

It tells you how much trust you can have in the accuracy of the funds calculated alpha and beta statistics

It tells you what percentage of the companies owned by the fund you are evaluating are also contained in the stock market index

It tells you what percentage of the market index is owned by the mutual fund you are evaluating