3 is the answer to the question
I think it’s having to do social customs or habitual or customary usage
They arrived in 1500BC and developed the grouping of people based on their status and activities in life.
One of the major long term effects of the War of 1812 was that, although it technically ended in a stand-off between America and Britain, it greatly boosted the confidence and nationalist sentiment of Americans, since it proved once again that they could fight of a major world power.
