Answer :
According to qualitative research, the United States was the country that had the highest rate of diagnosed psychological disorders.
What is qualitative research?
It corresponds to an exploratory research method, whose objective is to subjectively investigate human behavior and societal phenomena.
Therefore, for more comprehensive investigations, as in the representation of a society, interviews are an effective method.
Find out more about interview here:
https://brainly.com/question/8846894
#SPJ1