Who among the following is the great disciple of Ramakrishna Paramahamsa and helped in spreading the message that there are many roads to god and salvation and service of god for man was embodiment of god?

The main purpose of Brahmo Samaj for which it was set up are

Maharishi Dayanand Saraswati was an important Hindu religious scholar, reformer, and founder of the __________

I. Raja Ram Mohan Roy established the "Calcutta Unitarian Committee".
II. Social Service League was established by Mahadev Govind Ranade.
III. Deccan Education Society was founded by Gopal Krishna Gokhale.
IV. Annie Besant started the Central Hindu School.

Which of the above statement(s) is/are correct with reference to the reformers & leaders of India's Struggle for Independence?

Where was the Devadasi System prevailed in India?