कौन सा संवैधानिक अनुच्छेद मूल रूप से राष्ट्रीय अनुसूचित जाति आयोग के गठन का प्रावधान करता है?

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?