The correct answer is Rhapta. The area of Rhapta was historically famous for being a trading port for people of all nations and it was located in Southeast Africa. It was first described in the 1st century AD. There's even evidence that Romans traded there as well.
3. They invaded countries to create empires.
Answer:
An celestial object is a object found in outer space.
A Moon is an object that revolves around a planet.