What is an argument? 1. A practical statement based on emotion 2. A political statement based on fear 3. A position statement based on logic 4. A scientific statement based on humor

An argument can be for or against some position, for example an argument in favor of death penalty. Therefore it is based on a position - the correct answer is 3 - a position statement based on logic. Logic is the most powerful basis for an argument, as it has the best chances of convincing the others.