A) Ha crecido rápidamente en los último siglo.
<span>Kilauea, located in the southeastern part of the Big Island, is one of the ... In 2014 it had what is called a mid-eruption, and lava flowed directly from the ...</span>
Yes mammals became abundant after the extinction of dinos because without the dinos around animals would be able to produce without the worry of getting eaten. They will be free to find food and find their fellow species as well.
The answer is - Ocean.
All of the oceans in the world are connected, so they practically represent one huge body of water, which is by far the biggest in the planet, and is also a body of water that consist salt, thus it has salty water.
The oceans have sub-divisions, smaller than them, called seas. They range a lot in size, while some are huge, others are smaller than some big lakes. They represent a remote, peripheral part of the oceans, naturally surrounded by some geographical land forms, still they are part of the oceans.
The tombolo connects the mainland and a small island, while an isthmus connects 2 large pieces of land. Hope this helps!