Explanation:

- Section 145: It deals with enforcement of a decree by surety, not with enlargement of time.

- Section 103: Pertains to the powers of appellate courts to determine issues, but does not address time extensions.

- Section 152: Allows courts to correct clerical or arithmetical errors in judgments or decrees.

- ?? Section 148: This section enables the court to enlarge the time fixed or granted by it for the performance of an act prescribed or allowed by the code.

- Correct Answer: Option 4 - Section 148