What questions could you ask a scientist about the location of water on earth?

Given below are a few questions that can be asked to a scientist about the location of water on earth:

A number of questions can be asked to a scientist regarding the location of water on earth.

These questions can be categorised as the ones related to the location of groundwater and the location of surface water. Ones related to the location of saline water and the location of fresh/drinkable water.

answer; i believe the correct answer is ; large pieces of pangaea drifted in different directions over millions of years;