They are <span>Laurasia and Gondwanaland.</span>
In 1815, Mount Tambora erupted on Sumbawa, an island of modern-day Indonesia. Historians regard it as the volcano eruption with the deadliest known direct impact: roughly 100,000 people died in the immediate aftermath.
There are 8 vertices in a rectangular prism. An easy way to remember that is the number of vertices on the 2 end squares when combined, as they are shared with the side faces<span />
It’s actually not any of those it’s osmotic flow of water :)