If Mary wants to take an in-depth, nuanced look at how mothers and daughters interact, what type of research would she most likely be doing?

A) Qualitative
B) Quantitative
C) Content
D) Historical

Qualitative research involves exploring and understanding complex phenomena, such as relationships and social interactions, through in-depth analysis of data gathered through methods such as observation, interviews, and focus groups. This type of research would be most suited to Mary's goal of examining the nuances of mother-daughter relationships.