Argumentative papers exist to check student's English and ability to think critically.
Picking the subject is one of the most responsible stages (unless your teacher assigns his own subject to cover). It is recommended to choose rather contradictive topics when writing a critical paper.
Regardless of the amount or type of research involved, argumentative essays must establish a clear thesis and follow sound reasoning.
The structure of the argumentative essay is held together by the following.
Argumentative assignments may also require empirical research where the student collects data through interviews, surveys, observations, or experiments.
Detailed research allows the student to learn about the topic and to understand different points of view regarding the topic so that she/he may choose a position and support it with the evidence collected during research.