Answer:
Banks are usually unwilling to fund a business in its early stages of development.
Step-by-step explanation:
Considering the available options, the disadvantage of debt financing is "Banks are usually unwilling to fund a business in its early stages of development."
Given that debt financing is a means by which a firm raises money or capital to finance the business operation. For example, debt financing is usually bank loans, personal loans, loans from family or friends, etc.
However, the biggest source of debt financing is Banks, and often time, they usually "unwilling to fund a business in its early stages of development."