Dr Mix-It-Up Conducted a Mixed Methods Study Whereby Data Generated

Dr. Mix-It-Up conducted a mixed methods study whereby data generated from one-on-one interviews with university teachers about their students' behaviour in class was changed into quantitative data through frequency counting. For instance, Dr. Mix-It-Up counted the number of times that teachers used certain language in their interviews, such as "cell phones" and "Facebook" to develop a descriptive list of students' off-task behaviour during university courses. What is it called when Dr. Mix-It-Up changes qualitative data into quantitative data?

A) Qualitizing quantitative data
B) Quantitizing qualitative data
C) Side-by-side comparison
D) Front-to-back comparison