What did poll taxes in tennessee fund

In the United States, voting poll taxes (whose payment was a precondition to voting in an election) have been used to disenfranchise impoverished and minority voters (especially under Reconstruction). ... The word "poll" is an archaic term for "head" or "top of the head".

Explanation: i'm from Tennessee

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. 

i would say it is the roman empire europe after the norman conquest.