To whom, where and when Muslim leaders presented the demand for separate electorates?

A. Lord Wavell, Lucknow, on 4^th January, 1905

B. Lord Minto, Simla, on 1^st October, 1906

C. Lord Curzon, Calcutta, on 13^th July, 1907

D. Lord Ripon, Patna, on 19^th November, 1908