Answer:
Cooperative is the right answer.
Explanation:
A cooperative is a private organization whose operations are controlled by the owners and by those who use its products. By defination Cooperative is the right answer because mutual funds are the investment in which the owner can only withdraw or deposit in it. Furthermore, partnership is a kind of business in which shareholders pool their resources and earn a share of profit from it. Coorporation is a public company and is owned by a lot of shareholders, governed by the companies act and rules and regulations.