Which of the Following Is an Example of Qualitative Research

Multiple Choice

Which of the following is an example of qualitative research?

A) A poll to see who is the most popular person currently running for governor
B) A telephone survey that people hear when they conclude a call to customer service that asks them to rate their experience on a variety of questions, including the politeness of the customer service representative, the length of their wait, etc.
C) In-depth interviews with patients who have been treated at a cancer center to learn how the center could improve their care of customers
D) Counting the number of incidents of sexism in a TV episode