Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer from the options given below:
Assertion (A): End of Cold War signified a shift from ideological politics in International relations.
Reason (R): Religious fundamentalism is posing a threat to security.

A. Both (A) and (R) are true, and (R) is the correct explanation of (A)

B. Both (A) and (R) are true, but (R) is not the correct explanation of (A)

C. (A) is true, but (R) is false

D. (A) is false, but (R) is true

Answer: Option B