Explanation:

- Option 1: Section 145: Related to evidence and cross-examination in legal proceedings.

- Option 2: Section 163: Involves aspects of direction to hand over certain documents for adjudication.

- Option 3: Section 164: Deals with confessions and statement recordings in front of a magistrate.

- Option 4: Section 162: Concerns the use of statements to police and production of documents during an investigation.

Option 4 - Section 162 - is indeed related to the production of documents in legal investigations.