Answer:
C. Long-term debt
Explanation:
As for the provided information:
Long Term Debt is the debt offered for an extended period, that can be in any form. Whether straight cash form, or in the form of bonds or any kind of instrument.
Factoring refers to discounting and collecting money through factor, who is a kind of agent who collects money from on account customers and then pay to the organization.
Trade credit is the short term credit, which is generally payable in short period and is used for working capital management.
Commercial papers are short term debt options used for inventory, accounts payable, etc: It do not last longer than 270 days.
Thus, correct option is
C. Long-term debt