किस प्रतिष्ठित भारतीय स्वतंत्रता सेनानी को लोकप्रिय रूप से 'देशबंधु' के नाम से भी जाना जाता है?

Who among the following revolutionary leaders is popularly known as 'Shaheed-e-Azam'?

Which prominent Indian nationalist leader wrote the book 'Unhappy India' as a response to Katherine Mayo's 'Mother India'?

In which language was Mahatma Gandhi's autobiography, 'The Story of My Experiments with Truth', originally written?