What crucial advice does the article offer regarding mutual fund selection? Option: "Prioritize funds with the highest historical returns", "Choose funds solely based on popularity and brand name", "Invest in funds with guaranteed returns", "Opt for funds with low expense ratios to maximize returns"

What crucial advice does the article offer regarding mutual fund selection?

What is a key consideration for investors regarding the fees associated with mutual funds?

What is the primary factor that should guide an investor's decision-making process when selecting a mutual fund?

What is the most important factor to prioritize when researching mutual funds?

What should investors consider when evaluating a mutual fund's expense ratio?

What is a key consideration for investors seeking high returns from Mutual Funds?