Which type of document is executed in front of a notary public and requires signatures from all involved parties?

The correct answer is that an authentic act is a type of document executed in front of a notary public that requires signatures from all involved parties. An authentic act is a formal legal document that is created and signed in the presence of a notary, which serves as a public official with the authority to certify the authenticity of signatures and the document itself. This type of document is typically used for transactions involving significant legal matters, such as property transfers, wills, and other important agreements. The presence of a notary adds a level of legal certainty and enforceability to the document, as the notary verifies the identities of the signers and ensures they are signing voluntarily.

In contrast, other types of documents mentioned do not necessarily require signatures from all parties in the same manner or are not always executed in front of a notary. For instance, a procuration refers to a document that grants authority to someone to act on another's behalf, which can sometimes be executed without a notary present. Suretyship involves a guarantee by one party to pay a debt or perform an obligation if the principal obligor fails to do so, which may not require all parties to sign in front of a notary. Interdiction involves a legal proceeding to determine if