Triangular trade or triangle trade is a historical term indicating trade among three ports or regions.
I'm guessing it was because the<span> Maurya Dynasty, specifically the rule of Ashoka. Not 100% sure though. </span>
1st. never accept anything as true until proven true
2nd. divide each difficulty encountered into smaller pieces to help solve
3rd. think in orderly fashion
4th. always make enumerations complete and reviews general