Option (1) is incorrect: Section 74 of the Indian Evidence Act, 1872 deals with public documents.
Option (2) is correct: Section 75 of the Indian Evidence Act, 1872 deals with private documents.
Option (3) is incorrect: Section 76 of the Indian Evidence Act, 1872 deals with certified copies of public documents.
Option (4) is incorrect: Section 78 of the Indian Evidence Act, 1872 deals with proof of other official documents.