Answer:
Killer Whales. When you think of top ocean predators, you probably think of sharks.
Great White Shark. They can smell a single drop of blood floating in 10 billion drops of water.
Polar Bears. Although polar bears are land mammals, they spend much of their life at sea.
Leopard Seals.
Sea Lions.
Explanation:
The answers are water and carbon dioxide.
Civilians should be off limits during war considering that they are non-combatants. If another military attacks your civilians, you should not retaliate in the same manner as them, instead it is most appropriate to report them for war crimes to the International Criminal Court.