Which statement defines a mutual fund?

Are you wanting a definition?
A mutual fund, is used as an investment tool to shareholders. It's a coalition of stocks. This makes it easier to detect faults and improve their company. They would bring together a group of people, and together invest their money and stocks.  Contracts are signed. Everything becomes stable. 

I hoped this helped. 

True. very true: ) tell me if this is correct

Cars should be kept indoors their entire life as to not get kidnapped, get diseases, run away from owner, or get eaten by a predator