Which one among the following statements regarding the social and religious reform ideas of Raja Rammohan Roy is not correct ?

Options

A. His effort led to the formation of Brahmo Samaj in 1828
B. He considered different religion as embodiments of universal theism
C. His Vedantic monism was strengthened after 1815 since an exposure to Chirstian Unitarianism
D. He paid attention exclusively to the problem / issue of the emerging middle class of India