चीनी को उसके जलीय विलयन से निम्नलिखित में से किस विधि द्वारा पुनः प्राप्त या पृथक किया जा सकता 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?