Answer:
A precedent is something that precedes, or comes before. A precedent is a decision that is the support of an idea or reason for future decisions.
Explanation:
Hope this helps! Stay safe! :D
A boon. A boon is a thing that is helpful or beneficial.
According to an analyst "The Chinese decide where to make islands by looking at the furthest possible range of planes, and radio stations, and then work where they need to build to make sure they have every area covered. Currently they have a neat triangle with range that extends across most of the South China Sea"
So, they are building islands to give them supremacy in the South China Sea, an important navigation passageway.
Life without easy access to water would make it extremely hard to live. Without easy access to water people would have to be extremely careful with what they do with the water that they can get because it will make it harder for them to collect. Without access to water there would be a lot of people fighting over what little water there is. So lets just say a world with little access to water would be a terrible situation to be in and hope that it does not happen.
Hope this helps.