The rest are incorrect because the fault is a fracture between two blocks of rock where they move relative to each other, the focus is the place inside the Earth’s crust where an earthquake originated, and the hypocenter is used interchangeably with the focus, so they’re the same thing.
The phrase invisible hand was introduced by Adam Smith in his book 'The Wealth of Nations'. He assumed that an economy can work well in a free market scenario where everyone will work for his/her own interest.
based on the theory of Pangea, pangaea or Pangea was a supercontinent that existed during the late Paleozoic and early Mesozoic eras. It assembled from earlier continental units approximately 335 million years ago, and it began to break apart about 175 million years ago.
