JEE Main 2023 Chemistry question

Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Amongst He, Ne, Ar and Kr; 1 g of activated charcoal adsorbs more of Kr. Reason R : The critical volume and critical pressure (atm) is highest for Krypton but the compressibility factor at critical point is lowest for Krypton. In the light of the above statements, choose the correct answer from the options given below.

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