Explanation:

- Order 13, Rule 5: This rule in the Code of Civil Procedure pertains to the endorsements on copies of admitted entries in books, accounts, and records. It includes guidelines for how such entries should be endorsed when they have been admitted as evidence in court.

- Order 4, Rule 13: Generally relates to the institution of suits but does not address endorsements on admitted entries.

- Order 6, Rule 10: Deals with general rules of pleading and amendments of pleadings, not specifically about endorsements.

- Order 15, Rule 22: Pertains to the disposal of suits at the first hearing or before, not related to endorsements.

Correct Answer: Option 1 - Order 13, Rule 5