Advantages and Disadvantages of Qualitative Methods -What is a Participant Observation? Why is it useful? advantages and disadvantages?

-What is Interview checklist? Why is it useful? advantages and disadvantages?
-What is Coding? (Interview coding)Why is it useful? advantages and disadvantages?
-What is Visual methodologise? Why is it useful? advantages and disadvantages? Qualitative research comes from open-ended questions. It collects data in a different way. Instead of providing questions with only specific answers, like a poll, qualitative research allows people to be themselves during the research process. In return, researchers are able to investigate methodologies with greater accuracy.