Correct Answer: Debenture Trust Deed

Solution : A debenture trustee, also known as a bond trustee, is a financial institution or entity appointed by a company issuing debentures (bonds) to represent the interests of the bondholders. A trust deed, also known as a debenture trust deed or bond indenture, is a legal document that governs the terms and conditions of a debenture issue and establishes the rights and obligations of the bondholders, the issuing company, and the debenture trustee. Hence, the correct answer is option 1.