PLEASE HELP IM TIMED!!!
what happens to the mass of the water on Earth as it moves between the four steps of the water cycle?
A. the total mass of the water is reduced because mass is not conserved in a state change
B. the total mass of water is reduced because some evaporated water remains in clouds
C. the total mass of the water is increased when it rains
D. the total mass of the water is constant because mass is conserved in a change of state