In the context of Indian history, the principle of 'Dyarchy (diarchy)' refers to
a
Division of the central legislature into two houses.
b
Introduction of double government i.e., Central and State governments.
c
Having two sets of rulers; one in London and another in Delhi.
d
Division of the subjects delegated to the provinces into two categories.
Modern Indian HistoryConstitutional Developments (British India)Dyarchydiarchycentral legislaturedouble governmentprovincestwo categoriesGovernment of India Act 1919