Explanation:

- Section 25 of the Evidence Act: States that a confession made to a police officer is inadmissible in court. This aims to prevent coercion.

- Section 26 of the Evidence Act: Specifies that confessions made in police custody are inadmissible, unless made in the presence of a Magistrate.

- Section 27 of the Evidence Act: Provides an exception where information leading to the discovery of a fact may be admissible, even while in custody.

- Section 30 of the Evidence Act: Concerns the confession of a co-accused, which the court may consider against others if tried jointly.

Correct Answer: Option 2 - Section 26 of the Evidence Act: This details the inadmissibility of confessions specifically within police custody without a Magistrate present.