Explanation:

- Section 190 of CrPC: Deals with the powers of Magistrates to take cognizance of offences. It outlines how Magistrates can initiate proceedings based on complaints, police reports, or other relevant information.

- Section 193 of CrPC: Specifies when the Court of Sessions can take cognizance of offences. The Court of Sessions itself cannot take cognizance directly of any offence unless a case is committed to it by a Magistrate.

- Section 198 of CrPC: Relates to the prosecution for offences against marriage. This section specifies who can file a complaint for certain offences related to marriage.

- Section 199 of CrPC: Deals with the prosecution for defamation. It mentions how a court can take cognizance of defamation cases, generally requiring a complaint by the person aggrieved.

- Correct Answer: Section 193 of CrPC