Pangea.
Age = 1Million Years Epoch = 10Million Years Era = 100Million Years Eon = 500Million Years
No, Pangaea was not the only super-continent to have existed. There have been several super-continents throughout Earth's history, including Rodinia, Pannotia, and Gondwana, before Pangaea formed about 335 million years ago.
The only continent to contain only one country is Australia, which is both the country and the continent. Antarctica is only a continent, but does not contain any country.
Your answer is only about the name, so no. The mountain is 420 million years old
Antarctica has no people. Australia has the lowest population of a populated continent with only about 25 million.
Australia is the only country in the world to occupy an entire continent
Europe
Europe
Pangaea was a supercontinent that existed around 300 million years ago and is no longer intact. Currently, there is no single continent that consists of all the continents; instead, the continents are distributed across the Earth's surface.
Guyana
Europe
This question is not valid. South America is already a continent.