Consider the following: 1. Calcutta Unitarian Committee 2. Tabernacle of New Dispensation 3. Indian Reform Association Keshab Chandra Sen is associated with the establishment of which of the above?

Let's examine Keshab Chandra Sen's associations: 1. **Calcutta Unitarian Committee**: This committee was established in 1823 by Raja Ram Mohan Roy, Dwarkanath Tagore, and other individuals. While Keshab Chandra Sen was a prominent figure in the Brahmo Samaj which had Unitarian leanings, he was not associated with the establishment of this specific committee. 2. **Tabernacle of New Dispensation**: Keshab Chandra Sen founded the 'Naba Bidhan' or 'New Dispensation' (also known as the Tabernacle of New Dispensation) in 1881. This was a new religious order he established after his split from the Brahmo Samaj, aiming to synthesize Hindu, Christian, and other religious truths. 3. **Indian Reform Association**: Keshab Chandra Sen founded the Indian Reform Association in 1870. This organization worked for various social reforms, including female education, temperance, cheap literature, and social upliftment. Therefore, Keshab Chandra Sen is associated with the establishment of the Tabernacle of New Dispensation and the Indian Reform Association.