The correct answer is: Office of the Registrar General and Census Commissioner, India.
The Office of the Registrar General and Census Commissioner, India (ORGC) is the nodal agency for conducting the census in India. It is a statutory body under the Ministry of Home Affairs, Government of India. The ORGC is responsible for planning, organizing, and conducting the census every 10 years. The census is a comprehensive survey of the population of India. It collects data on the demographic, social, economic, and educational characteristics of the population. The data collected by the census is used for planning and development purposes.
The Haryana State Planning Board is a state government body responsible for planning and development in the state of Haryana. It is not responsible for conducting the census.
The District Administration Offices are responsible for implementing the policies and programs of the state government in the districts. They are not responsible for conducting the census.
The Central Statistical Organisation (CSO) is a statistical agency under the Ministry of Statistics and Programme Implementation, Government of India. It is responsible for collecting, compiling, and disseminating statistical data on the economy and society of India. The CSO is not responsible for conducting the census.