Explanation:

- Promissory Note:

- A promissory note is a written promise to pay a specified amount of money unconditionally.

- It is signed by the maker and payable to the order of a particular person or bearer.

- Commonly used in financial transactions as a formalized loan.

- Correct Answer

- Bill of Exchange:

- Unlike a promissory note, it involves three parties: the drawer, drawee, and payee.

- It is an order to pay, not a promise.

- Used mainly in international trade transactions.

- Cheque:

- A cheque is a type of bill of exchange drawn on a bank.

- It is payable on demand and involves three parties: the drawer, drawee (bank), and payee.

- None of the Above:

- Incorrect because one of the options matches the definition.