Which of the following statements is true about futures contracts?

All of the following are typical uses of a zero balance account EXCEPT:

A company with a relatively poor credit rating borrows most of its funds with short maturities. They may want to change its exposure to interest rates to more correctly reflect the long-term nature of the projects it is funding. Or, they may believe that long-term interest rates are going to rise, causing it to seek protection against the impact of higher
interest rates on its balance sheet. Which of the following would be a solution?

Banks often control information flow, records and assets, therefore it is critical that banks have:

A company has a line of credit and a bond trustee agreement with a bank. To prevent a decline in the company's bond rating from having a negative impact on the company's line of credit, the bank should have which of the following in place?