निम्नलिखित में से कौन सी एकाधिकारात्मक प्रतियोगिता (Monopolistic competition) की एक मुख्य विशेषता 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?