Concept:Governments at different levels have different revenue sources; central/federal governments mainly depend on national-level taxes like excise duty.
Explanation:The central/federal government is responsible for collecting taxes that apply across the whole country.
Excise duty is a tax imposed on goods produced within the country, and it is collected by the central/federal government.
It is a significant source of revenue because it is charged on manufactured products such as alcohol, tobacco, and petroleum.
The other options belong to lower levels of government.
Tenement rate is charged by local councils on property owners.
Market toll is collected by local authorities from traders in markets.
Parking roll is also a local or municipal charge for parking vehicles.
These are not major sources of revenue for the central/federal government.
Hence, the correct choice is excise duty.
Answer:B. excise duty