Available choices:
(I) salt changes into other things;
(II) flow of electrons;
(III) water is evaporated;
(IV) water freezes;
(V) salt is evaporated;
(VI) prolactin release;
(VII) Plant growth is reduced;
(VIII) looseness of dirt or compost;
Given those answer options, answer the question: You are presented with the quiz "What happens when salt water is boiled?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "heating salt water causes the water to evaporate while the salt remains" and "on high heat, bring to a boil". So, what's the best answer to the question?
A:
(III)