<span>Rochester’s vision has been restored in one eye.</span>
Answer:
Qualitative Research
Explanation:
Qualitative Research is a type of scientific research which does not involve data on numerical values. The research is based on the how's and why's of the subject matter rather than how many or how often. This research is basically a descriptive research.
<u>In the given question, Liebow collected the data for his research by interacting and interviewing the poop African American. The criteria of data collection used in this research is narrative based and this type of research is qualitative as it does not collect data on numbers but is descriptive.</u>
So, the correct answer is Qualitative Research.
