Jawahar Lal Nehru wrote the ‘Discovery of India’ in:

The correct answer is (a) Ahmadnagar Fort Jail.

Jawaharlal Nehru was imprisoned in Ahmadnagar Fort Jail from 1942 to 1945. During his time in prison, he wrote his book “The Discovery of India”. The book is a comprehensive history of India, from its ancient civilizations to the British Raj. It is considered to be one of the most important works of Indian history.

The other options are incorrect.

(b) Alipur Central Jail is a prison in Kolkata, India. Nehru was not imprisoned there.

(c) Mandalay Jail is a prison in Mandalay, Myanmar. Nehru was not imprisoned there.

(d) Yervada Jail is a prison in Pune, India. Nehru was not imprisoned there.