Which of the following statements correctly defines the boiling point of a liquid? The temperature at which the

A.

saturated vapour pressure equals the atmospheric pressure

B.

molecules leaves the liquid at a rate equal to the rate at which they return

C.

molecules leave the liquid at a rate higher than that at which they return

D.

molecules leave the liquid at a rate lower than the rate at which they return

Correct answer is A

No explanation has been provided for this answer.