Explanation:

- 'Sea of Poppies' is a historical novel written by Amitav Ghosh. It is the first book in the Ibis Trilogy and explores the opium trade in the 19th century.

- Option 1: Rohinton Mistry is an Indian-born Canadian writer known for books like 'A Fine Balance' but not 'Sea of Poppies.'

- Option 2: Vikram Chandra is the author of books like 'Sacred Games.' He does not have any connection with 'Sea of Poppies.'

- Option 3: Amitav Ghosh is indeed the author of 'Sea of Poppies.'

- Option 4: Salman Rushdie is renowned for books such as 'Midnight's Children' but not 'Sea of Poppies.'