शिक्षण की परियोजना पद्धति (Project Method) के मुख्य प्रतिपादक और विकासकर्ता के रूप में किसे जाना जाता 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?