Solution:Dante Gabriel Rossetti and Johan Everett Millais were associated with Pre-Raphaelite Brotherhood. It was a group of English painters, poets, and art critics, founded in 1848 by W.H. Hunt, Millais, D.G. Rossetti, W.M. Rossetti, James Collinson, Stephens and Woolner who formed a seven-member "Brotherhood" partly modeled on the Nazarene Movement.
Hence, option (a) is correct.