Water Evaporated from Over the Oceans Produces Precipitation of Fresh

Water evaporated from over the oceans produces precipitation of fresh water because

A) there are more water molecules than salt molecules in the ocean.
B) the salt dissolves and forms a solution,which becomes more and more dilute until all the water is fresh.
C) the salt dissolves in the air.
D) only water vapor molecules,and not salt molecules,evaporate.