The correct answer is A) Property Tax.
Property tax is a tax levied on the value of real property, such as land and buildings. It is a major source of revenue for local governments in Karnataka, accounting for over 50% of their total revenue. Property tax is used to fund a variety of local government services, including schools, roads, and libraries.
Excise duties are taxes levied on goods and services that are produced or sold within a country. They are a major source of revenue for the central government in India, but they do not play a significant role in the revenue of local governments.
Sales tax is a tax levied on the sale of goods and services. It is a major source of revenue for both the central and state governments in India, but it does not play a significant role in the revenue of local governments.
Income tax is a tax levied on the income of individuals and businesses. It is the largest source of revenue for the central government in India, but it is not a major source of revenue for local governments.
In conclusion, property tax is the major source of revenue for local governments in Karnataka. It is used to fund a variety of local government services, including schools, roads, and libraries.