Answer:
B. qualitative
Step-by-step explanation:
Qualitative method: The qualitative method is one of the research methods which is defined as a process of inquiry that is being carried out in a naturalistic environment and requires in-depth analysis or understanding of any social phenomenon in its natural setting.
The main aim of the qualitative research method is to focus on the why rather than what related to any social phenomenon and depends on human beings' direct exposure or experiences of their day-to-day life.
In the question above, the researcher is using the qualitative method for analyzing the data.