The structure of the mughal empire consisted of

a. a centralized bureaucracy run by professionally trained staff who were recruited through a system of examinations and promoted on merit
b. a military state in which the army controlled all elements of government and provincial administration
c. a theocratic government that was controlled by the muslim clergy and discriminated against the hindu population
d. a heartland in northern india with outlying kingdoms and principalities linked to the court through marriage and tribute and manpower obligations