Explanation:

The classifications mentioned all relate to how offences are processed under the Criminal Procedure Code (CrPC). Here’s a brief explanation of each:

- Cognizable and Non-cognizable:

- Cognizable offences allow police to arrest without a warrant.

- Non-cognizable offences require a warrant for arrest.

- Bailable and Non-bailable:

- Bailable offences allow the accused to get bail as a matter of right.

- Non-bailable offences do not guarantee bail and it's at the discretion of the court.

- Summons cases and Warrant cases:

- Summons cases involve minor offences and are tried through a streamlined process.

- Warrant cases involve serious offences and follow a more detailed legal process.

- All the above:

- This option indicates all the classifications apply.

Answer: Option 4 - all the above.

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