जब बर्फ के दो टुकड़ों को आपस में मजबूती से दबाया जाता है, तो वे आपस में चिपक जाते हैं क्योंकि:

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?