Trace the migration of the Aryans from the northwestern mountains to the Ganges River. To what physical features was a nomadic life best suited? To what physical features was a settled farm life best suited?

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful. 

its b wells tried to fight lynching in the south by