What is the difference between quantitative and qualitative methods of describing behavior?

A. Quantitative research draws conclusions based on interpretations of the investigator, whereas conclusions in qualitative research are based upon statistical analysis of data.
B. Qualitative research focuses on people behaving in natural settings, whereas quantitative research focuses on specific behaviors that can be easily counted.
C. Quantitative research focuses on people describing their world in their own words, whereas qualitative research focuses on people describing their experiences under experimental conditions.
D. Quantitative research emphasizes collecting information from a few individuals, whereas qualitative research emphasizes collecting data from a higher number of individuals.