Choose the appropriate code for the Assertion A and Reason R as given below:Assertion A: National Security means the ability of a nation-state to protect its values from external threats, no matter what form the later may take or what quarter they may appear from.Reason R: The danger to national security lies in the 'hidden hand' and not in the 'foreign hand'.Codes:

• A. Both A and R are correct, but R is not the reason of A.
• B. A is correct and R is not correct, but R is the reason of A.
• C. Both A and R are not correct.
• D. A is incorrect and R is correct.