Explanation

The Montagu–Chelmsford Reforms or more briefly known as the Mont–Ford Reforms, were introduced by the colonial government to introduce self-governing institutions gradually in British India. … The provinces were to follow the Dual Government System or dyarchy. Dyarchy, also spelled diarchy, system of double government introduced by the Government of India Act (1919) for the provinces of British India. It marked the first introduction of the democratic principle into the executive branch of the British administration of India.