Explanation:

- Section 46: Deals with the issuance of precepts. A precept is an order given to a court to attach the property of the judgment debtor even before the decree is executed.

Correct Answer: Option 4 - Section 46

- Section 48: Concerns the limitation period for executing a decree, which is generally twelve years.

- Section 50: Deals with the legal representatives of a deceased judgment-debtor. It details the extent to which the legal representatives are liable.

- Section 45: Allows Indian courts the jurisdiction to extend certain provisions to foreign courts under specific circumstances.