​In which town of India did James Prinsep conduct the census in 1824?​

Correct option is B

James Prinsep conducted a census in the town of Allahabad in 1824. He also conducted a census in Banaras from 1827–1828. 

Here are some other important dates in the history of the census in India:

• 1800: England began its census 
• 1830: Henry Walter conducted the first census of an Indian city in Dhaka, which is now in Bangladesh 
• 1836–1837: Fort St. George conducted the second census 
• 1849: The Government of India ordered local governments to conduct population returns every five years 
• 1872: The first non-simultaneous census was conducted during the reign of Governor-General Lord Mayo 
• 1881: The first simultaneous census was conducted 
• 1941: The last census before independence 
• 1948: The Census Act came into effect 

The census is a process of collecting, analyzing, and sharing demographic, economic, and social data for a country or a defined part of a country at a specific time.