Who among the following has written the book ‘The God of Small Things’?

Arundhati Roy

The correct answer is Option (4) - Arundhati Roy

The author of the book "The God of Small Things" is Arundhati Roy.

Acclaimed Debut Novel: "The God of Small Things" is the critically acclaimed debut novel of Arundhati Roy.

Booker Prize Winner: The book won the Man Booker Prize in 1997, a prestigious award for English-language fiction.