To look beyond a single case, political scientists have developed that yield specific estimates of the vote share in presidential elections. the goal is to provide a general understanding of who wins and why.

The correct answer is "prediction models". Political scientists have developed prediction models that help to clear doubts about the veracity of the presidential elections. This tool takes into account economic and sociological factors as well as public opinions to predict who is the winner in upcoming presidential elections.

your answer would b. the missisipi river

hope i you : )