Assertion (A): At the critical temperature, the liquid passes into a gaseous state
imperceptibly and continuously.
Reason (R): The density of the liquid and gaseous phase is equal to critical
(i) Both A and R are true and R is the correct explanation of A.
(ii) Both A and R are true but R is not the correct explanation of A.
(iii) A is true but R is false.
(iv) A is false but R is true.
Option (i) is correct.