Who amongst the following attended all three Round Table Conferences (RTC) in London?
1
Mahatma Gandhi, Mohammad Ali Jinnah, Pandit Jawaharlal Nehru
2
Dr B. R. Ambedkar, Tejabahadur Sapru, M. R. Jaykar
3
Sarojini Naidu, N. M. Joshi, C. N. Mudaliyar
4
C Rajagopalachari, K. M. Ashraf, Pandit Madan Mohan Malviya