The correct answer is: All of the above.
The Census of India website provides access to a wide range of census data, including data for Manipur. The website also provides links to publications by the Directorate of Census Operations and the National Data Archive.
The Directorate of Census Operations is the government agency responsible for conducting the census in India. The Directorate publishes a variety of census reports, including reports on the population, housing, and economic activity of Manipur.
The National Data Archive is a repository of census data from India and other countries. The archive provides access to census data in a variety of formats, including text, tables, and maps.
The census data for Manipur is publicly available through a variety of sources, including the Census of India website, publications by the Directorate of Census Operations, and the National Data Archive. This data can be used to track changes in the population, housing, and economic activity of Manipur over time.