Eccouncil Exam 212-82 Topic 3 Question 4 Discussion

Kason, a forensic officer, was appointed to investigate a case where a threat actor has bullied certain children online. Before proceeding legally with the case, Kason has documented all the supporting documents, including source of the evidence and its relevance to the case, before presenting it in front of the jury.

Which of the following rules of evidence was discussed in the above scenario?