Identify the correct code for the Assertion A and Reason R as given below:Assertion A: The struggle between the liberal value of free trade and the mercantilist value of protectionism continues today.Reason R: As a measure of protecting domestic products from foreign imports and also for promoting trade, the countries have imposed various tariff and non-tariff barriers as a mechanism of favourable trade balance.Codes:

• A. Both A and R are not correct.
• B. A is correct, but R is not the right answer.
• C. A is correct and R is the correct explanation of A.
• D. A is not correct, but R is correct.