भारत की पहली समकालिक जनगणना, जो 17 फरवरी, 1881 को शुरू की गई थी, किस जनगणना आयुक्त के निर्देशन में आयोजित की गई थी?

The novel 'Anandamath', which includes 'Vande Mataram', was published in which year?

'Vande Mataram' was first published in which literary journal?

In which year was the first Danish East India Company founded?