Magma is a liquid, so that means it can't be that.
Volcanic rock is hardened lava, which means it can't wear away that quickly so that means it can't be that.
Granite is a solid sedimentary rock that settles over several thousand years, which means it can't be that.
That leaves sandstone which is made up of sand, hence the name sandstone, which is inherently easy to move which would make it the quickest to wear away.
Tamaz V. Gamkrelidze and Vyacheslav Ivanov proposed the Armenian hypothesis. The Armenian hypothesis suggests that Proto-Indo-European was spoken in Eastern Anatolia, Southern Caucasus and Northern Mesopotamia which are located in the borders of Europe and parts of Asia. It indicates the people travelled from Proto-Indo-European homeland to other neighboring parts of the world.
I would offer cheaper electric cars and solar panels, so that more people would buy them. I would also travel around talking about how pollution affects our country.
it helped bring over different culturally and different type of spice such as pepper, ginger ,nutmeg it was developed by indians and arab merchants. by the suez canal opening it adapted to steam bouts and new communication device...