Answer:
d. leverage
Explanation:
Leverage -
It is a type of investment strategy , where the borrowed money is used .
It is the method by which the firm or an organisation is expanded by using the borrowed money as the capital and funding , is referred to as leverage .
Hence , from the given scenario of the question,
The person uses borrowed money to increase the potential return of an investment .
Hence , from the question,
The correct term is leverage .