Correct Answer: (c) 15.3%
Solution:According to Bihar Economic Survey, 2021-22. Currently the level of urbanization in the state is 15.3 percent, according to census, 2011, the level of urbanization of the state is 11.29% (11.3%). According to Bihar Economic Survey 2022-23, the level of urbanization in the state is 16.2 Percent in 2022.