Explanation:

- Option 1: August Kranti Maidan

- The Quit India Movement was indeed launched by Mahatma Gandhi at Gowalia Tank Maidan, which is now known as August Kranti Maidan, in Mumbai on August 8, 1942.

- This location is historically significant as the starting point of the movement that demanded an end to British rule in India.

- Option 2: Shivaji Park

- Shivaji Park is a large public park in Mumbai, famous as a hub for political and social gatherings, but it is not related to the launch of the Quit India Movement.

- Option 3: Pragati Maidan

- Pragati Maidan is a major exhibition and convention center in New Delhi, mostly known for hosting trade fairs, with no connection to the Quit India Movement.

- Option 4: Jallianwala Bagh

- Located in Amritsar, Jallianwala Bagh is known for the 1919 massacre, and it is not associated with the beginning of the Quit India Movement.