C为什么不对

问题如下：

A company that provides cruise ship vacations uses term loans to finance the acquisition of new cruise ships. Which of the following is most likely a negative covenant for the loans? The company must:

选项：

A.seek lender approval to pay dividends. B.ensure the ships are insured. C.maintain a minimum level of working capital.

解释：

Negative covenants require that a borrower not take certain actions. The requirement to seek the lender’s approval before paying dividends is an example of a negative covenant. The other two are affirmative covenants.