Final answer:
Loans receivable is not a debt security. Examples of debt securities include commercial paper and convertible bonds.
The correct option is: c. All of these are debt securities.
Step-by-step explanation:
Loans receivable is not a debt security. Debt securities are fixed-income financial instruments that represent a loan made by an investor to an issuer, such as a corporation or government entity. Examples of debt securities include commercial paper, which is a short-term unsecured promissory note issued by corporations, and convertible bonds, which are debt securities that can be converted into a specified number of common shares of the issuing company.