Interest on an investment is

a. financing
b. a fee
c. a penalty
d. profit

d

Explanation:

as investment makes the business grow financially and periodically investors receives extra amount of money which is known as an interest on investment or profit.

D.Profit

Explanation:

An interest is the amount of money which is paid to the person who invests his money with a bank or any financial institution. The investor enjoys this interest amount for investing his principal amount with the institution. So such type of interests are considered profit on an investment. The investor invests his money for a fixed amount of time with the bank or financial institution and for this he gets this interest amount with the profit on the principal amount.

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