The correct option is B Bihar, West Bengal, 1106, 1028
The records of population census 2011 of India state that the
density in 2011 has increased from a figure of 325 in 2001 to that of 382 per square
kilometer in 2011. The density of
population in Bihar (1106), West Bengal (1028), Kerala (860) and Uttar Pradesh
(829) are densely populated States.