The correct option is C Government of India Act, 1935
The Government of India Act,1935 was the lengthy and detailed document which provided for a complete responsible government in India. The Constitution of India has borrowed provisions from the Constitution of various other countries and most of the provisions had been taken from the Government of India Act, 1935. The provisions such as Federal scheme, Judiciary, Public Service Commissions etc were adopted from this Act. The Government of India Act though roughly but provided an outline of governance in British India.