Non-repudiation refers to ensuring that the signer cannot later deny what was signed.
Option D
Explanation:
During the collecting of the evidence from the witness’s proper procedure will be carried out according to the law. And while collecting the evidence the witnesses will briefed about the how the information are to be collected digitally and also the value of the digital signature its authenticity.
Non-repudiation is a legal setting which means the author of the statement cannot deny the validity of the contract associated.
According to the available clauses in the law, witness is examined and collected evidence is being authenticated by the digital signature of the witnesses which are submitted for prosecution before the court. Later the authenticated documents or evidence cannot be denied by the witness.