The red lines are wrong. can you correct them for me?

1. The debt agreement includes a covenant that requires the debtor to maintain a minimum amount of working capital. 2. The stated rate of a bond issue is less than the market rate. 3. The debt is backed by a claim on the debtor's real estate. 4. The debt agreement includes a covenant that limits the amount of additional debt that the debtor can incur. 5. The debt matures on a single date in 20 years. 6. The bond gives the holder the right to convert the debt before maturity. 7. The debtor arranges for defeasance of the debt. 8. The debt is a debenture bond