Bokaro was created as a separate district in 1980. It was carved out of the erstwhile district of Dhanbad. The district is named after the town of Bokaro, which is also its headquarters. Bokaro is one of the most industrialized districts in India. It is home to the Bokaro Steel Plant, one of the largest steel plants in the country. The district is also known for its coal mines.
A. 1980: This is the correct answer. Bokaro was created as a separate district in 1980.
B. 1991: This is incorrect. Bokaro was created as a separate district in 1980, not 1991.
C. 1987: This is incorrect. Bokaro was created as a separate district in 1980, not 1987.
D. 1890: This is incorrect. Bokaro was created as a separate district in 1980, not 1890.