Which of the following taxes are abolished by the Goods and Services Tax?

The ‘Goods and Services Tax’ was proposed by a task force, whose President was :

The 'Goods and Services Tax' was proposed by a task force, whose President was

Which of the following Constitution Amendment Acts made necessary provisions for the implementation of GST (Goods and Services Tax) regime?

What has been kept under the purview of Goods and Services Tax (GST)?

What is the most likely advantages of implementing ‘Goods and Services Tax’ (GST)?