The Best Example of How We Can Consider a Sociologist's

The best example of how we can consider a sociologist's perspective and bias, in order to better understand how this shapes the social context in which sport exists, would be:

A) To analyse the sociologist's current mood and emotional state of mind at the time of research
B) To investigate the sociologists preconceived thoughts, ideas and assumptions, often rooted in previous experiences, about the subject matter
C) To assess the sociologist's likelihood or tendencies to cheat or manipulate data to obtain desired results
D) To obtain different perspectives and opinions of the sociologist's professionalism and competence from colleagues