Consider the following statements: 1. The first meeting of the All India Depressed Classes Conference was held at Poona in 1926 under the presidency of M. C. Rajah. 2. The All India Depressed Classes Association was formed at Nagpur in 1928 with Dr. Bhimrao Ambedkar as its first elected President. 3. The All India Depressed Classes Congress was founded by Dr. B. S. Munje at a conference in Bombay in 1936. Which of the statements given above are correct?