Answer-Which of the following is not a secondary evidence?

S. 58. Secondary evidence includes i certified copies given under the provisions hereinafter contained ii copies made from the original by mechanical processes which in themselves ensure the accuracy of the copy, and copies compared with such copies iii copies made from or compared with the original iv counterparts of documents as against the parties who did not execute them v oral accounts of the contents of a document given by some person who has himself seen it vi oral admissions vii written admissions viii evidence of a person who has examined a document, the original of which consists of numerous accounts or other documents which cannot conveniently be examined in Court, and who is skilled in the examination of such documents.