Explanation:

- Option 1: P Chidambaram

- P Chidambaram is a senior Indian politician and member of the Indian National Congress.

- He served as the Union Minister of Home Affairs from November 2008 to July 2012.

- He is not associated with the release of the book titled "Karmayodha Granth."

- Option 2: Amit Shah

- Amit Shah is a prominent leader of the Bharatiya Janata Party (BJP).

- He is currently serving as the Union Minister of Home Affairs, having taken office in May 2019.

- Correct Answer: Amit Shah released the book titled "Karmayodha Granth" in New Delhi.

- Option 3: Sushilkumar Shinde

- Sushilkumar Shinde is an Indian politician from the Indian National Congress.

- He served as the Union Minister of Home Affairs from July 2012 to May 2014.

- He did not release the "Karmayodha Granth."

- Option 4: Rajnath Singh

- Rajnath Singh is a senior BJP leader.

- He was the Union Minister of Home Affairs from May 2014 to May 2019.

- He is not related to the release of the "Karmayodha Granth."

Correct Answer: Option 2: Amit Shah