The correct option is A Public revenue and expenditure
Fiscal policy is the means by which a government adjusts its spending levels and tax rates to monitor and influence a nation's economy. It is the sister strategy to monetary policy through which a central bank influences a nation's money supply. Public revenue collected from various sources is allocated for different purposes. Generally, it is classified into development expenditure and administrative expenditure. The central government with the help of fiscal policies allocates resources through its ministries, departments and local authorities.