B) debt arising from the Promissory Note
Article 646 – (1) the debtor of the Negotiable Instruments is only obliged to pay in exchange for the delivery of the promissory note.
(2) if there is no cheating or severe defect, the debtor gets rid of his debt by paying the person who is understood to be the creditor according to the nature of the promissory note when the maturity comes.