निम्नलिखित में से किस वर्ष में जनगणना अभ्यास के साथ सामाजिक, आर्थिक और जाति जनगणना (SECC) आयोजित की गई थी?

The arrival of which commission in India triggered widespread protests, including mass hartals across the country in 1928?

Which of the following leaders was instrumental in initiating and leading India’s struggle for independence?