Answer: Option A
Explanation: Mutual funds are introduced by the financial institutions in the market and are not financial institutions themselves.
These funds collect money from various different investors and pool them together to invest in securities of different companies. These funds are managed by the investment professionals who receive both fixed and variable fees depending on the performance of portfolio.
The portfolio is divided into shares and such shares are then sold into the stock market.
Hence from the above we can conclude that option A.