A confession made by a person while in police custody is inadmissible under

Option (1) is incorrect: Section 29 of the Indian Evidence Act provides for confession otherwise relevant not to become irrelevant because of promise of secrecy, etc. Option (2) is correct: Section 26 of the Indian Evidence Act states no confession made by any person whilst he is in the custody of a police officer, unless it be made in the immediate presence of a magistrate, shall be proved as against such person. Option (3) is incorrect: Section 25 of the Indian Evidence Act provides confession to police officer not to be proved as against a person accused of any offence. Option (4) is incorrect: Section 27 of the Indian Evidence Act states about how much of information received from accused may be proved.