Answer:
the exercise research
Step-by-step explanation:
The exercise research - 
As the name suggests ,
It refers to the type of research method , where any physical activity is required to conclude about the topic , is referred to as the exercise research . 
The method require physical activity , which acts as an experiment in order to draw any conclusion and brief information about the topic of concern .
Hence , from the given scenario of the question , 
The correct answer is the exercise research .