The correct answer is: a) State taxes.
State taxes are the primary source of revenue for the Mizoram government. In 2020-21, state taxes accounted for 64% of the state’s total revenue. The main state taxes are income tax, sales tax, and excise duty.
Central government grants are another important source of revenue for the Mizoram government. In 2020-21, central government grants accounted for 23% of the state’s total revenue. These grants are given by the central government to help states meet their expenditure needs.
Loans and borrowings are also a source of revenue for the Mizoram government. In 2020-21, loans and borrowings accounted for 13% of the state’s total revenue. These loans are taken from the central government, banks, and other financial institutions.
Income from public sector enterprises is a small source of revenue for the Mizoram government. In 2020-21, income from public sector enterprises accounted for 0.1% of the state’s total revenue. These enterprises are owned and operated by the state government.