Given below are two statements- one labelled as Assertion (A) and the other labelled as Reason (R):Assertion (A) : Ajatashatru is believed to have murdered his father in about 493 BC. He annexed Kosala despite the fact that its ruler was his maternal uncle.Reason (R) : Ajatashatru, the son of Bimbisara of Magadh, was impatient to become the ruler of Magadh and annexed the regions.In the context of the above two statements, which of the following is correct?

• A. Both (A) and (R) are true and (R) is the correct explanation of (A).
• B. Both (A) and (R) are true and (R) is not the correct explanation of (A).
• C. (A) is true but (R) is false.
• D. (A) is false but (R) is true.