JEE Main 2022 Chemistry question

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : The ionic radii of and are same. Reason (R) : Both and are isoelectronic species. In the light of the above statements, choose the correct answer from the options given below.

• (1)Both (A) and (R) are true and (R) is the correct explanation of (A).
• (2)Both (A) and (R) are true but (R) is not the correct explanation of (A).
• (3)(A) is true but (R) is false.
• (4)(A) is false but (R) is true.Correct