Which of these is a book written by Bhimrao Ambedkar?

Amazon Bhimrao Ambedkar Jayanti Quiz. Options to the question –¬†Which of these is a book written by Bhimrao Ambedkar?

The Untouchables
The Problem of the Rupee
Who were the Shudras?
All of these

The correct answer is ‘All of these.’ All of these books are written by Bhimrao Ambedkar – The Untouchables, The Problem of the Rupee, Who is the Shudras.