Match the items of List-II with the items of List-I relating to liberalization of agricultural trade.

List-I	List-II
a. Tariffication	1. They have demonstrably adverse effects on other member countries.
b. Prohibited subsidies	2. They act on goods which are contingent upon export performance.
c. Actionable subsidies	3. Replacement of existing non-tariff restrictions.
d. Non-actionable subsidies	4. For industrial research in disadvantaged regions.