Answer:
A company's stock
Step-by-step explanation:
There are two main capital structure i.e. debt and the equity. The debt is the loan which is to be borrowed by the individual or a company in order to raise a capital. While the other one is equity in which it shows the ownership stake in the company also it involves the securities than should be traded in the stock markets
While going through the options given, the second option is correct as other options are the examples of debt and the same is not considered for an equity investment